Home / 970,931.44-1,340,360.85-752,657.91

Finding the Fourth Proportional to 970,931.44, 1,340,360.85 and 752,657.91

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Solution

The fourth proportional to 970,931.44, 1,340,360.85 and 752,657.91 is: 1,039,036.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,931.44 : 1,340,360.85 = 752,657.91 : x
  2. Step 2: Convert to fraction form
    970,931.44/1,340,360.85 = 752,657.91/x
  3. Step 3: Cross multiply
    970,931.44x = 1,340,360.85 × 752,657.91
  4. Step 4: Simplify right side
    970,931.44x = 1,008,833,190,671.18
  5. Step 5: Solve for x
    x = 1,008,833,190,671.18/970,931.44
  6. Step 6: Final answer
    x = 1,039,036.48

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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.