Home / 1,096,953.40-1,645,430.10-998,975.80

Finding the Fourth Proportional to 1,096,953.40, 1,645,430.10 and 998,975.80

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Solution

The fourth proportional to 1,096,953.40, 1,645,430.10 and 998,975.80 is: 1,498,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,953.40 : 1,645,430.10 = 998,975.80 : x
  2. Step 2: Convert to fraction form
    1,096,953.40/1,645,430.10 = 998,975.80/x
  3. Step 3: Cross multiply
    1,096,953.40x = 1,645,430.10 × 998,975.80
  4. Step 4: Simplify right side
    1,096,953.40x = 1,643,744,850,491.58
  5. Step 5: Solve for x
    x = 1,643,744,850,491.58/1,096,953.40
  6. Step 6: Final answer
    x = 1,498,463.70

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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.