Home / 1,569,124.65-2,353,686.98-771,963.15

Finding the Fourth Proportional to 1,569,124.65, 2,353,686.98 and 771,963.15

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Solution

The fourth proportional to 1,569,124.65, 2,353,686.98 and 771,963.15 is: 1,157,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,124.65 : 2,353,686.98 = 771,963.15 : x
  2. Step 2: Convert to fraction form
    1,569,124.65/2,353,686.98 = 771,963.15/x
  3. Step 3: Cross multiply
    1,569,124.65x = 2,353,686.98 × 771,963.15
  4. Step 4: Simplify right side
    1,569,124.65x = 1,816,959,611,334.97
  5. Step 5: Solve for x
    x = 1,816,959,611,334.97/1,569,124.65
  6. Step 6: Final answer
    x = 1,157,944.73

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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.