Home / 1,358,983.96-1,875,410.47-747,141.02

Finding the Fourth Proportional to 1,358,983.96, 1,875,410.47 and 747,141.02

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Solution

The fourth proportional to 1,358,983.96, 1,875,410.47 and 747,141.02 is: 1,031,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,983.96 : 1,875,410.47 = 747,141.02 : x
  2. Step 2: Convert to fraction form
    1,358,983.96/1,875,410.47 = 747,141.02/x
  3. Step 3: Cross multiply
    1,358,983.96x = 1,875,410.47 × 747,141.02
  4. Step 4: Simplify right side
    1,358,983.96x = 1,401,196,090,064.14
  5. Step 5: Solve for x
    x = 1,401,196,090,064.14/1,358,983.96
  6. Step 6: Final answer
    x = 1,031,061.54

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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.