Home / 1,174,126.60-1,760,742.78-499,782.28

Finding the Fourth Proportional to 1,174,126.60, 1,760,742.78 and 499,782.28

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Solution

The fourth proportional to 1,174,126.60, 1,760,742.78 and 499,782.28 is: 749,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,126.60 : 1,760,742.78 = 499,782.28 : x
  2. Step 2: Convert to fraction form
    1,174,126.60/1,760,742.78 = 499,782.28/x
  3. Step 3: Cross multiply
    1,174,126.60x = 1,760,742.78 × 499,782.28
  4. Step 4: Simplify right side
    1,174,126.60x = 879,988,041,081.94
  5. Step 5: Solve for x
    x = 879,988,041,081.94/1,174,126.60
  6. Step 6: Final answer
    x = 749,483.10

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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.