Home / 1,359,001.23-1,875,422.89-747,164.40

Finding the Fourth Proportional to 1,359,001.23, 1,875,422.89 and 747,164.40

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Solution

The fourth proportional to 1,359,001.23, 1,875,422.89 and 747,164.40 is: 1,031,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,001.23 : 1,875,422.89 = 747,164.40 : x
  2. Step 2: Convert to fraction form
    1,359,001.23/1,875,422.89 = 747,164.40/x
  3. Step 3: Cross multiply
    1,359,001.23x = 1,875,422.89 × 747,164.40
  4. Step 4: Simplify right side
    1,359,001.23x = 1,401,249,218,353.12
  5. Step 5: Solve for x
    x = 1,401,249,218,353.12/1,359,001.23
  6. Step 6: Final answer
    x = 1,031,087.53

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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.