Home / 1,489,962.60-2,234,943.90-1,340,663.40

Finding the Fourth Proportional to 1,489,962.60, 2,234,943.90 and 1,340,663.40

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Solution

The fourth proportional to 1,489,962.60, 2,234,943.90 and 1,340,663.40 is: 2,010,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,962.60 : 2,234,943.90 = 1,340,663.40 : x
  2. Step 2: Convert to fraction form
    1,489,962.60/2,234,943.90 = 1,340,663.40/x
  3. Step 3: Cross multiply
    1,489,962.60x = 2,234,943.90 × 1,340,663.40
  4. Step 4: Simplify right side
    1,489,962.60x = 2,996,307,487,783.26
  5. Step 5: Solve for x
    x = 2,996,307,487,783.26/1,489,962.60
  6. Step 6: Final answer
    x = 2,010,995.10

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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.