Home / 2,488,341.20-3,732,511.80-890,956.40

Finding the Fourth Proportional to 2,488,341.20, 3,732,511.80 and 890,956.40

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Solution

The fourth proportional to 2,488,341.20, 3,732,511.80 and 890,956.40 is: 1,336,434.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,341.20 : 3,732,511.80 = 890,956.40 : x
  2. Step 2: Convert to fraction form
    2,488,341.20/3,732,511.80 = 890,956.40/x
  3. Step 3: Cross multiply
    2,488,341.20x = 3,732,511.80 × 890,956.40
  4. Step 4: Simplify right side
    2,488,341.20x = 3,325,505,276,285.52
  5. Step 5: Solve for x
    x = 3,325,505,276,285.52/2,488,341.20
  6. Step 6: Final answer
    x = 1,336,434.60

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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.