Home / 1,157,267.24-1,596,958.34-640,990.53

Finding the Fourth Proportional to 1,157,267.24, 1,596,958.34 and 640,990.53

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Solution

The fourth proportional to 1,157,267.24, 1,596,958.34 and 640,990.53 is: 884,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,267.24 : 1,596,958.34 = 640,990.53 : x
  2. Step 2: Convert to fraction form
    1,157,267.24/1,596,958.34 = 640,990.53/x
  3. Step 3: Cross multiply
    1,157,267.24x = 1,596,958.34 × 640,990.53
  4. Step 4: Simplify right side
    1,157,267.24x = 1,023,635,174,347.00
  5. Step 5: Solve for x
    x = 1,023,635,174,347.00/1,157,267.24
  6. Step 6: Final answer
    x = 884,527.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.