Home / 2,781,281.40-4,169,045.52-1,580,618.40

Finding the Fourth Proportional to 2,781,281.40, 4,169,045.52 and 1,580,618.40

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Solution

The fourth proportional to 2,781,281.40, 4,169,045.52 and 1,580,618.40 is: 2,369,292.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,281.40 : 4,169,045.52 = 1,580,618.40 : x
  2. Step 2: Convert to fraction form
    2,781,281.40/4,169,045.52 = 1,580,618.40/x
  3. Step 3: Cross multiply
    2,781,281.40x = 4,169,045.52 × 1,580,618.40
  4. Step 4: Simplify right side
    2,781,281.40x = 6,589,670,059,349.57
  5. Step 5: Solve for x
    x = 6,589,670,059,349.57/2,781,281.40
  6. Step 6: Final answer
    x = 2,369,292.82

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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.