Home / 1,165,680.75-1,748,440.87-716,470.95

Finding the Fourth Proportional to 1,165,680.75, 1,748,440.87 and 716,470.95

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Solution

The fourth proportional to 1,165,680.75, 1,748,440.87 and 716,470.95 is: 1,074,657.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,680.75 : 1,748,440.87 = 716,470.95 : x
  2. Step 2: Convert to fraction form
    1,165,680.75/1,748,440.87 = 716,470.95/x
  3. Step 3: Cross multiply
    1,165,680.75x = 1,748,440.87 × 716,470.95
  4. Step 4: Simplify right side
    1,165,680.75x = 1,252,707,089,356.55
  5. Step 5: Solve for x
    x = 1,252,707,089,356.55/1,165,680.75
  6. Step 6: Final answer
    x = 1,074,657.10

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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.