Home / 2,947,007.10-4,420,510.65-1,053,810.30

Finding the Fourth Proportional to 2,947,007.10, 4,420,510.65 and 1,053,810.30

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Solution

The fourth proportional to 2,947,007.10, 4,420,510.65 and 1,053,810.30 is: 1,580,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,007.10 : 4,420,510.65 = 1,053,810.30 : x
  2. Step 2: Convert to fraction form
    2,947,007.10/4,420,510.65 = 1,053,810.30/x
  3. Step 3: Cross multiply
    2,947,007.10x = 4,420,510.65 × 1,053,810.30
  4. Step 4: Simplify right side
    2,947,007.10x = 4,658,379,654,229.70
  5. Step 5: Solve for x
    x = 4,658,379,654,229.70/2,947,007.10
  6. Step 6: Final answer
    x = 1,580,715.45

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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.