Home / 1,155,815.70-1,733,723.55-707,918.10

Finding the Fourth Proportional to 1,155,815.70, 1,733,723.55 and 707,918.10

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Solution

The fourth proportional to 1,155,815.70, 1,733,723.55 and 707,918.10 is: 1,061,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,815.70 : 1,733,723.55 = 707,918.10 : x
  2. Step 2: Convert to fraction form
    1,155,815.70/1,733,723.55 = 707,918.10/x
  3. Step 3: Cross multiply
    1,155,815.70x = 1,733,723.55 × 707,918.10
  4. Step 4: Simplify right side
    1,155,815.70x = 1,227,334,281,441.25
  5. Step 5: Solve for x
    x = 1,227,334,281,441.25/1,155,815.70
  6. Step 6: Final answer
    x = 1,061,877.15

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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.