Home / 2,484,029.40-3,726,044.10-778,315.20

Finding the Fourth Proportional to 2,484,029.40, 3,726,044.10 and 778,315.20

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Solution

The fourth proportional to 2,484,029.40, 3,726,044.10 and 778,315.20 is: 1,167,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,029.40 : 3,726,044.10 = 778,315.20 : x
  2. Step 2: Convert to fraction form
    2,484,029.40/3,726,044.10 = 778,315.20/x
  3. Step 3: Cross multiply
    2,484,029.40x = 3,726,044.10 × 778,315.20
  4. Step 4: Simplify right side
    2,484,029.40x = 2,900,036,758,900.32
  5. Step 5: Solve for x
    x = 2,900,036,758,900.32/2,484,029.40
  6. Step 6: Final answer
    x = 1,167,472.80

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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.