Home / 4,168,257.40-6,250,830.90-1,643,390.20

Finding the Fourth Proportional to 4,168,257.40, 6,250,830.90 and 1,643,390.20

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Solution

The fourth proportional to 4,168,257.40, 6,250,830.90 and 1,643,390.20 is: 2,464,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168,257.40 : 6,250,830.90 = 1,643,390.20 : x
  2. Step 2: Convert to fraction form
    4,168,257.40/6,250,830.90 = 1,643,390.20/x
  3. Step 3: Cross multiply
    4,168,257.40x = 6,250,830.90 × 1,643,390.20
  4. Step 4: Simplify right side
    4,168,257.40x = 10,272,554,242,917.18
  5. Step 5: Solve for x
    x = 10,272,554,242,917.18/4,168,257.40
  6. Step 6: Final answer
    x = 2,464,472.14

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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.