Home / 2,913,630.60-4,371,706.80-1,564,219.20

Finding the Fourth Proportional to 2,913,630.60, 4,371,706.80 and 1,564,219.20

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Solution

The fourth proportional to 2,913,630.60, 4,371,706.80 and 1,564,219.20 is: 2,347,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,630.60 : 4,371,706.80 = 1,564,219.20 : x
  2. Step 2: Convert to fraction form
    2,913,630.60/4,371,706.80 = 1,564,219.20/x
  3. Step 3: Cross multiply
    2,913,630.60x = 4,371,706.80 × 1,564,219.20
  4. Step 4: Simplify right side
    2,913,630.60x = 6,838,307,713,330.56
  5. Step 5: Solve for x
    x = 6,838,307,713,330.56/2,913,630.60
  6. Step 6: Final answer
    x = 2,347,005.73

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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.