Home / 1,309,275.28-1,805,775.29-896,057.02

Finding the Fourth Proportional to 1,309,275.28, 1,805,775.29 and 896,057.02

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Solution

The fourth proportional to 1,309,275.28, 1,805,775.29 and 896,057.02 is: 1,235,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,275.28 : 1,805,775.29 = 896,057.02 : x
  2. Step 2: Convert to fraction form
    1,309,275.28/1,805,775.29 = 896,057.02/x
  3. Step 3: Cross multiply
    1,309,275.28x = 1,805,775.29 × 896,057.02
  4. Step 4: Simplify right side
    1,309,275.28x = 1,618,077,620,666.75
  5. Step 5: Solve for x
    x = 1,618,077,620,666.75/1,309,275.28
  6. Step 6: Final answer
    x = 1,235,857.46

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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.