Home / 1,237,546.40-1,854,937.20-705,322.40

Finding the Fourth Proportional to 1,237,546.40, 1,854,937.20 and 705,322.40

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Solution

The fourth proportional to 1,237,546.40, 1,854,937.20 and 705,322.40 is: 1,057,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,546.40 : 1,854,937.20 = 705,322.40 : x
  2. Step 2: Convert to fraction form
    1,237,546.40/1,854,937.20 = 705,322.40/x
  3. Step 3: Cross multiply
    1,237,546.40x = 1,854,937.20 × 705,322.40
  4. Step 4: Simplify right side
    1,237,546.40x = 1,308,328,757,753.28
  5. Step 5: Solve for x
    x = 1,308,328,757,753.28/1,237,546.40
  6. Step 6: Final answer
    x = 1,057,195.72

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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.