Home / 4,587,955.60-6,872,472.60-2,688,941.20

Finding the Fourth Proportional to 4,587,955.60, 6,872,472.60 and 2,688,941.20

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Solution

The fourth proportional to 4,587,955.60, 6,872,472.60 and 2,688,941.20 is: 4,027,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587,955.60 : 6,872,472.60 = 2,688,941.20 : x
  2. Step 2: Convert to fraction form
    4,587,955.60/6,872,472.60 = 2,688,941.20/x
  3. Step 3: Cross multiply
    4,587,955.60x = 6,872,472.60 × 2,688,941.20
  4. Step 4: Simplify right side
    4,587,955.60x = 18,479,674,720,011.12
  5. Step 5: Solve for x
    x = 18,479,674,720,011.12/4,587,955.60
  6. Step 6: Final answer
    x = 4,027,866.95

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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.