Home / 1,356,144.16-1,871,490-752,542.24

Finding the Fourth Proportional to 1,356,144.16, 1,871,490 and 752,542.24

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Solution

The fourth proportional to 1,356,144.16, 1,871,490 and 752,542.24 is: 1,038,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,144.16 : 1,871,490 = 752,542.24 : x
  2. Step 2: Convert to fraction form
    1,356,144.16/1,871,490 = 752,542.24/x
  3. Step 3: Cross multiply
    1,356,144.16x = 1,871,490 × 752,542.24
  4. Step 4: Simplify right side
    1,356,144.16x = 1,408,375,276,737.60
  5. Step 5: Solve for x
    x = 1,408,375,276,737.60/1,356,144.16
  6. Step 6: Final answer
    x = 1,038,514.43

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1.5x scale

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.