Home / 1,886,731.80-2,829,968.10-607,320.60

Finding the Fourth Proportional to 1,886,731.80, 2,829,968.10 and 607,320.60

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Solution

The fourth proportional to 1,886,731.80, 2,829,968.10 and 607,320.60 is: 910,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,731.80 : 2,829,968.10 = 607,320.60 : x
  2. Step 2: Convert to fraction form
    1,886,731.80/2,829,968.10 = 607,320.60/x
  3. Step 3: Cross multiply
    1,886,731.80x = 2,829,968.10 × 607,320.60
  4. Step 4: Simplify right side
    1,886,731.80x = 1,718,697,924,472.86
  5. Step 5: Solve for x
    x = 1,718,697,924,472.86/1,886,731.80
  6. Step 6: Final answer
    x = 910,939.18

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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.