Home / 1,142,785.56-1,576,938.06-633,444.60

Finding the Fourth Proportional to 1,142,785.56, 1,576,938.06 and 633,444.60

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Solution

The fourth proportional to 1,142,785.56, 1,576,938.06 and 633,444.60 is: 874,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,785.56 : 1,576,938.06 = 633,444.60 : x
  2. Step 2: Convert to fraction form
    1,142,785.56/1,576,938.06 = 633,444.60/x
  3. Step 3: Cross multiply
    1,142,785.56x = 1,576,938.06 × 633,444.60
  4. Step 4: Simplify right side
    1,142,785.56x = 998,902,898,641.48
  5. Step 5: Solve for x
    x = 998,902,898,641.48/1,142,785.56
  6. Step 6: Final answer
    x = 874,094.79

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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.