Home / 1,551,724.60-2,142,725.52-1,144,532.20

Finding the Fourth Proportional to 1,551,724.60, 2,142,725.52 and 1,144,532.20

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Solution

The fourth proportional to 1,551,724.60, 2,142,725.52 and 1,144,532.20 is: 1,580,446.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,724.60 : 2,142,725.52 = 1,144,532.20 : x
  2. Step 2: Convert to fraction form
    1,551,724.60/2,142,725.52 = 1,144,532.20/x
  3. Step 3: Cross multiply
    1,551,724.60x = 2,142,725.52 × 1,144,532.20
  4. Step 4: Simplify right side
    1,551,724.60x = 2,452,418,353,401.74
  5. Step 5: Solve for x
    x = 2,452,418,353,401.74/1,551,724.60
  6. Step 6: Final answer
    x = 1,580,446.91

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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.