Home / 1,766,261.18-2,437,485.20-991,953.83

Finding the Fourth Proportional to 1,766,261.18, 2,437,485.20 and 991,953.83

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Solution

The fourth proportional to 1,766,261.18, 2,437,485.20 and 991,953.83 is: 1,368,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,261.18 : 2,437,485.20 = 991,953.83 : x
  2. Step 2: Convert to fraction form
    1,766,261.18/2,437,485.20 = 991,953.83/x
  3. Step 3: Cross multiply
    1,766,261.18x = 2,437,485.20 × 991,953.83
  4. Step 4: Simplify right side
    1,766,261.18x = 2,417,872,762,561.12
  5. Step 5: Solve for x
    x = 2,417,872,762,561.12/1,766,261.18
  6. Step 6: Final answer
    x = 1,368,921.42

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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.