Home / 1,185,301-1,778,008.56-386,581.04

Finding the Fourth Proportional to 1,185,301, 1,778,008.56 and 386,581.04

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Solution

The fourth proportional to 1,185,301, 1,778,008.56 and 386,581.04 is: 579,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,301 : 1,778,008.56 = 386,581.04 : x
  2. Step 2: Convert to fraction form
    1,185,301/1,778,008.56 = 386,581.04/x
  3. Step 3: Cross multiply
    1,185,301x = 1,778,008.56 × 386,581.04
  4. Step 4: Simplify right side
    1,185,301x = 687,344,398,253.70
  5. Step 5: Solve for x
    x = 687,344,398,253.70/1,185,301
  6. Step 6: Final answer
    x = 579,890.17

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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.