Home / 972,004.10-1,458,006.15-618,584.90

Finding the Fourth Proportional to 972,004.10, 1,458,006.15 and 618,584.90

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Solution

The fourth proportional to 972,004.10, 1,458,006.15 and 618,584.90 is: 927,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,004.10 : 1,458,006.15 = 618,584.90 : x
  2. Step 2: Convert to fraction form
    972,004.10/1,458,006.15 = 618,584.90/x
  3. Step 3: Cross multiply
    972,004.10x = 1,458,006.15 × 618,584.90
  4. Step 4: Simplify right side
    972,004.10x = 901,900,588,497.14
  5. Step 5: Solve for x
    x = 901,900,588,497.14/972,004.10
  6. Step 6: Final answer
    x = 927,877.35

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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.