Home / 1,068,913.10-1,603,369.65-972,490.70

Finding the Fourth Proportional to 1,068,913.10, 1,603,369.65 and 972,490.70

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Solution

The fourth proportional to 1,068,913.10, 1,603,369.65 and 972,490.70 is: 1,458,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,913.10 : 1,603,369.65 = 972,490.70 : x
  2. Step 2: Convert to fraction form
    1,068,913.10/1,603,369.65 = 972,490.70/x
  3. Step 3: Cross multiply
    1,068,913.10x = 1,603,369.65 × 972,490.70
  4. Step 4: Simplify right side
    1,068,913.10x = 1,559,262,073,287.26
  5. Step 5: Solve for x
    x = 1,559,262,073,287.26/1,068,913.10
  6. Step 6: Final answer
    x = 1,458,736.05

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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.