Home / 1,488,709.35-2,233,064.03-921,838.95

Finding the Fourth Proportional to 1,488,709.35, 2,233,064.03 and 921,838.95

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Solution

The fourth proportional to 1,488,709.35, 2,233,064.03 and 921,838.95 is: 1,382,758.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,709.35 : 2,233,064.03 = 921,838.95 : x
  2. Step 2: Convert to fraction form
    1,488,709.35/2,233,064.03 = 921,838.95/x
  3. Step 3: Cross multiply
    1,488,709.35x = 2,233,064.03 × 921,838.95
  4. Step 4: Simplify right side
    1,488,709.35x = 2,058,525,400,697.97
  5. Step 5: Solve for x
    x = 2,058,525,400,697.97/1,488,709.35
  6. Step 6: Final answer
    x = 1,382,758.43

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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.