Home / 1,762,025.40-2,643,038.10-499,894.20

Finding the Fourth Proportional to 1,762,025.40, 2,643,038.10 and 499,894.20

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Solution

The fourth proportional to 1,762,025.40, 2,643,038.10 and 499,894.20 is: 749,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,025.40 : 2,643,038.10 = 499,894.20 : x
  2. Step 2: Convert to fraction form
    1,762,025.40/2,643,038.10 = 499,894.20/x
  3. Step 3: Cross multiply
    1,762,025.40x = 2,643,038.10 × 499,894.20
  4. Step 4: Simplify right side
    1,762,025.40x = 1,321,239,416,569.02
  5. Step 5: Solve for x
    x = 1,321,239,416,569.02/1,762,025.40
  6. Step 6: Final answer
    x = 749,841.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.