Home / 1,782,024.60-2,668,371.30-1,306,133.40

Finding the Fourth Proportional to 1,782,024.60, 2,668,371.30 and 1,306,133.40

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Solution

The fourth proportional to 1,782,024.60, 2,668,371.30 and 1,306,133.40 is: 1,955,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,024.60 : 2,668,371.30 = 1,306,133.40 : x
  2. Step 2: Convert to fraction form
    1,782,024.60/2,668,371.30 = 1,306,133.40/x
  3. Step 3: Cross multiply
    1,782,024.60x = 2,668,371.30 × 1,306,133.40
  4. Step 4: Simplify right side
    1,782,024.60x = 3,485,248,878,531.42
  5. Step 5: Solve for x
    x = 3,485,248,878,531.42/1,782,024.60
  6. Step 6: Final answer
    x = 1,955,780.45

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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.