Home / 1,008,437.56-1,512,625.68-409,384.24

Finding the Fourth Proportional to 1,008,437.56, 1,512,625.68 and 409,384.24

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Solution

The fourth proportional to 1,008,437.56, 1,512,625.68 and 409,384.24 is: 614,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,437.56 : 1,512,625.68 = 409,384.24 : x
  2. Step 2: Convert to fraction form
    1,008,437.56/1,512,625.68 = 409,384.24/x
  3. Step 3: Cross multiply
    1,008,437.56x = 1,512,625.68 × 409,384.24
  4. Step 4: Simplify right side
    1,008,437.56x = 619,245,114,411.28
  5. Step 5: Solve for x
    x = 619,245,114,411.28/1,008,437.56
  6. Step 6: Final answer
    x = 614,063.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.