Home / 1,068,908.10-1,603,362.15-972,485.70

Finding the Fourth Proportional to 1,068,908.10, 1,603,362.15 and 972,485.70

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Solution

The fourth proportional to 1,068,908.10, 1,603,362.15 and 972,485.70 is: 1,458,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,908.10 : 1,603,362.15 = 972,485.70 : x
  2. Step 2: Convert to fraction form
    1,068,908.10/1,603,362.15 = 972,485.70/x
  3. Step 3: Cross multiply
    1,068,908.10x = 1,603,362.15 × 972,485.70
  4. Step 4: Simplify right side
    1,068,908.10x = 1,559,246,762,796.26
  5. Step 5: Solve for x
    x = 1,559,246,762,796.26/1,068,908.10
  6. Step 6: Final answer
    x = 1,458,728.55

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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.