Home / 5,153,038.80-7,732,510.65-1,960,456.20

Finding the Fourth Proportional to 5,153,038.80, 7,732,510.65 and 1,960,456.20

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Solution

The fourth proportional to 5,153,038.80, 7,732,510.65 and 1,960,456.20 is: 2,941,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,038.80 : 7,732,510.65 = 1,960,456.20 : x
  2. Step 2: Convert to fraction form
    5,153,038.80/7,732,510.65 = 1,960,456.20/x
  3. Step 3: Cross multiply
    5,153,038.80x = 7,732,510.65 × 1,960,456.20
  4. Step 4: Simplify right side
    5,153,038.80x = 15,159,248,445,358.53
  5. Step 5: Solve for x
    x = 15,159,248,445,358.53/5,153,038.80
  6. Step 6: Final answer
    x = 2,941,807.55

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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.