Home / 1,046,070.80-1,569,106.20-287,910.80

Finding the Fourth Proportional to 1,046,070.80, 1,569,106.20 and 287,910.80

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Solution

The fourth proportional to 1,046,070.80, 1,569,106.20 and 287,910.80 is: 431,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,070.80 : 1,569,106.20 = 287,910.80 : x
  2. Step 2: Convert to fraction form
    1,046,070.80/1,569,106.20 = 287,910.80/x
  3. Step 3: Cross multiply
    1,046,070.80x = 1,569,106.20 × 287,910.80
  4. Step 4: Simplify right side
    1,046,070.80x = 451,762,621,326.96
  5. Step 5: Solve for x
    x = 451,762,621,326.96/1,046,070.80
  6. Step 6: Final answer
    x = 431,866.20

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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.