Home / 1,275,256.08-1,759,865.04-702,298.56

Finding the Fourth Proportional to 1,275,256.08, 1,759,865.04 and 702,298.56

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Solution

The fourth proportional to 1,275,256.08, 1,759,865.04 and 702,298.56 is: 969,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,256.08 : 1,759,865.04 = 702,298.56 : x
  2. Step 2: Convert to fraction form
    1,275,256.08/1,759,865.04 = 702,298.56/x
  3. Step 3: Cross multiply
    1,275,256.08x = 1,759,865.04 × 702,298.56
  4. Step 4: Simplify right side
    1,275,256.08x = 1,235,950,683,386.34
  5. Step 5: Solve for x
    x = 1,235,950,683,386.34/1,275,256.08
  6. Step 6: Final answer
    x = 969,178.43

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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.