Home / 972,022.60-1,458,033.90-618,603.40

Finding the Fourth Proportional to 972,022.60, 1,458,033.90 and 618,603.40

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Solution

The fourth proportional to 972,022.60, 1,458,033.90 and 618,603.40 is: 927,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,022.60 : 1,458,033.90 = 618,603.40 : x
  2. Step 2: Convert to fraction form
    972,022.60/1,458,033.90 = 618,603.40/x
  3. Step 3: Cross multiply
    972,022.60x = 1,458,033.90 × 618,603.40
  4. Step 4: Simplify right side
    972,022.60x = 901,944,727,855.26
  5. Step 5: Solve for x
    x = 901,944,727,855.26/972,022.60
  6. Step 6: Final answer
    x = 927,905.10

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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.