Home / 1,520,314.28-2,098,255.14-875,609

Finding the Fourth Proportional to 1,520,314.28, 2,098,255.14 and 875,609

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Solution

The fourth proportional to 1,520,314.28, 2,098,255.14 and 875,609 is: 1,208,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,314.28 : 2,098,255.14 = 875,609 : x
  2. Step 2: Convert to fraction form
    1,520,314.28/2,098,255.14 = 875,609/x
  3. Step 3: Cross multiply
    1,520,314.28x = 2,098,255.14 × 875,609
  4. Step 4: Simplify right side
    1,520,314.28x = 1,837,251,084,880.26
  5. Step 5: Solve for x
    x = 1,837,251,084,880.26/1,520,314.28
  6. Step 6: Final answer
    x = 1,208,467.95

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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.