Home / 1,604,184.85-2,212,946.92-1,087,764.08

Finding the Fourth Proportional to 1,604,184.85, 2,212,946.92 and 1,087,764.08

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Solution

The fourth proportional to 1,604,184.85, 2,212,946.92 and 1,087,764.08 is: 1,500,552.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,184.85 : 2,212,946.92 = 1,087,764.08 : x
  2. Step 2: Convert to fraction form
    1,604,184.85/2,212,946.92 = 1,087,764.08/x
  3. Step 3: Cross multiply
    1,604,184.85x = 2,212,946.92 × 1,087,764.08
  4. Step 4: Simplify right side
    1,604,184.85x = 2,407,164,177,414.71
  5. Step 5: Solve for x
    x = 2,407,164,177,414.71/1,604,184.85
  6. Step 6: Final answer
    x = 1,500,552.87

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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.