Home / 1,760,420.16-2,429,437.68-996,457.32

Finding the Fourth Proportional to 1,760,420.16, 2,429,437.68 and 996,457.32

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Solution

The fourth proportional to 1,760,420.16, 2,429,437.68 and 996,457.32 is: 1,375,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,420.16 : 2,429,437.68 = 996,457.32 : x
  2. Step 2: Convert to fraction form
    1,760,420.16/2,429,437.68 = 996,457.32/x
  3. Step 3: Cross multiply
    1,760,420.16x = 2,429,437.68 × 996,457.32
  4. Step 4: Simplify right side
    1,760,420.16x = 2,420,830,959,719.82
  5. Step 5: Solve for x
    x = 2,420,830,959,719.82/1,760,420.16
  6. Step 6: Final answer
    x = 1,375,143.85

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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.