Home / 1,142,178.16-1,576,182.36-632,876.08

Finding the Fourth Proportional to 1,142,178.16, 1,576,182.36 and 632,876.08

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Solution

The fourth proportional to 1,142,178.16, 1,576,182.36 and 632,876.08 is: 873,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,178.16 : 1,576,182.36 = 632,876.08 : x
  2. Step 2: Convert to fraction form
    1,142,178.16/1,576,182.36 = 632,876.08/x
  3. Step 3: Cross multiply
    1,142,178.16x = 1,576,182.36 × 632,876.08
  4. Step 4: Simplify right side
    1,142,178.16x = 997,528,113,361.95
  5. Step 5: Solve for x
    x = 997,528,113,361.95/1,142,178.16
  6. Step 6: Final answer
    x = 873,355.97

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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.