Home / 1,275,712.48-1,760,483.28-702,752.32

Finding the Fourth Proportional to 1,275,712.48, 1,760,483.28 and 702,752.32

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Solution

The fourth proportional to 1,275,712.48, 1,760,483.28 and 702,752.32 is: 969,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,712.48 : 1,760,483.28 = 702,752.32 : x
  2. Step 2: Convert to fraction form
    1,275,712.48/1,760,483.28 = 702,752.32/x
  3. Step 3: Cross multiply
    1,275,712.48x = 1,760,483.28 × 702,752.32
  4. Step 4: Simplify right side
    1,275,712.48x = 1,237,183,709,341.21
  5. Step 5: Solve for x
    x = 1,237,183,709,341.21/1,275,712.48
  6. Step 6: Final answer
    x = 969,798.23

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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.