Home / 1,358,982.27-1,875,408.14-747,139.32

Finding the Fourth Proportional to 1,358,982.27, 1,875,408.14 and 747,139.32

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Solution

The fourth proportional to 1,358,982.27, 1,875,408.14 and 747,139.32 is: 1,031,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,982.27 : 1,875,408.14 = 747,139.32 : x
  2. Step 2: Convert to fraction form
    1,358,982.27/1,875,408.14 = 747,139.32/x
  3. Step 3: Cross multiply
    1,358,982.27x = 1,875,408.14 × 747,139.32
  4. Step 4: Simplify right side
    1,358,982.27x = 1,401,191,164,309.91
  5. Step 5: Solve for x
    x = 1,401,191,164,309.91/1,358,982.27
  6. Step 6: Final answer
    x = 1,031,059.19

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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.