Home / 1,330,693.30-1,997,352.15-657,534.70

Finding the Fourth Proportional to 1,330,693.30, 1,997,352.15 and 657,534.70

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Solution

The fourth proportional to 1,330,693.30, 1,997,352.15 and 657,534.70 is: 986,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,693.30 : 1,997,352.15 = 657,534.70 : x
  2. Step 2: Convert to fraction form
    1,330,693.30/1,997,352.15 = 657,534.70/x
  3. Step 3: Cross multiply
    1,330,693.30x = 1,997,352.15 × 657,534.70
  4. Step 4: Simplify right side
    1,330,693.30x = 1,313,328,346,744.60
  5. Step 5: Solve for x
    x = 1,313,328,346,744.60/1,330,693.30
  6. Step 6: Final answer
    x = 986,950.45

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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.