Home / 1,358,993.43-1,875,412.13-747,156.60

Finding the Fourth Proportional to 1,358,993.43, 1,875,412.13 and 747,156.60

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Solution

The fourth proportional to 1,358,993.43, 1,875,412.13 and 747,156.60 is: 1,031,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,993.43 : 1,875,412.13 = 747,156.60 : x
  2. Step 2: Convert to fraction form
    1,358,993.43/1,875,412.13 = 747,156.60/x
  3. Step 3: Cross multiply
    1,358,993.43x = 1,875,412.13 × 747,156.60
  4. Step 4: Simplify right side
    1,358,993.43x = 1,401,226,549,272.60
  5. Step 5: Solve for x
    x = 1,401,226,549,272.60/1,358,993.43
  6. Step 6: Final answer
    x = 1,031,076.77

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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.