Home / 1,004,127.66-1,385,705.10-551,421.90

Finding the Fourth Proportional to 1,004,127.66, 1,385,705.10 and 551,421.90

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Solution

The fourth proportional to 1,004,127.66, 1,385,705.10 and 551,421.90 is: 760,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,127.66 : 1,385,705.10 = 551,421.90 : x
  2. Step 2: Convert to fraction form
    1,004,127.66/1,385,705.10 = 551,421.90/x
  3. Step 3: Cross multiply
    1,004,127.66x = 1,385,705.10 × 551,421.90
  4. Step 4: Simplify right side
    1,004,127.66x = 764,108,139,081.69
  5. Step 5: Solve for x
    x = 764,108,139,081.69/1,004,127.66
  6. Step 6: Final answer
    x = 760,967.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.