Home / 1,609,970.80-2,414,956.20-1,488,319.60

Finding the Fourth Proportional to 1,609,970.80, 2,414,956.20 and 1,488,319.60

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Solution

The fourth proportional to 1,609,970.80, 2,414,956.20 and 1,488,319.60 is: 2,232,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,970.80 : 2,414,956.20 = 1,488,319.60 : x
  2. Step 2: Convert to fraction form
    1,609,970.80/2,414,956.20 = 1,488,319.60/x
  3. Step 3: Cross multiply
    1,609,970.80x = 2,414,956.20 × 1,488,319.60
  4. Step 4: Simplify right side
    1,609,970.80x = 3,594,226,645,601.52
  5. Step 5: Solve for x
    x = 3,594,226,645,601.52/1,609,970.80
  6. Step 6: Final answer
    x = 2,232,479.40

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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.