Home / 1,087,701.78-1,631,384.19-555,616.02

Finding the Fourth Proportional to 1,087,701.78, 1,631,384.19 and 555,616.02

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Solution

The fourth proportional to 1,087,701.78, 1,631,384.19 and 555,616.02 is: 833,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,701.78 : 1,631,384.19 = 555,616.02 : x
  2. Step 2: Convert to fraction form
    1,087,701.78/1,631,384.19 = 555,616.02/x
  3. Step 3: Cross multiply
    1,087,701.78x = 1,631,384.19 × 555,616.02
  4. Step 4: Simplify right side
    1,087,701.78x = 906,423,190,738.72
  5. Step 5: Solve for x
    x = 906,423,190,738.72/1,087,701.78
  6. Step 6: Final answer
    x = 833,337.97

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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.