Home / 1,260,343.26-1,739,423.16-716,561.10

Finding the Fourth Proportional to 1,260,343.26, 1,739,423.16 and 716,561.10

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Solution

The fourth proportional to 1,260,343.26, 1,739,423.16 and 716,561.10 is: 988,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,343.26 : 1,739,423.16 = 716,561.10 : x
  2. Step 2: Convert to fraction form
    1,260,343.26/1,739,423.16 = 716,561.10/x
  3. Step 3: Cross multiply
    1,260,343.26x = 1,739,423.16 × 716,561.10
  4. Step 4: Simplify right side
    1,260,343.26x = 1,246,402,972,895.08
  5. Step 5: Solve for x
    x = 1,246,402,972,895.08/1,260,343.26
  6. Step 6: Final answer
    x = 988,939.29

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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.