Home / 1,275,948.83-1,760,808.41-702,989.00

Finding the Fourth Proportional to 1,275,948.83, 1,760,808.41 and 702,989.00

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Solution

The fourth proportional to 1,275,948.83, 1,760,808.41 and 702,989.00 is: 970,124.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,948.83 : 1,760,808.41 = 702,989.00 : x
  2. Step 2: Convert to fraction form
    1,275,948.83/1,760,808.41 = 702,989.00/x
  3. Step 3: Cross multiply
    1,275,948.83x = 1,760,808.41 × 702,989.00
  4. Step 4: Simplify right side
    1,275,948.83x = 1,237,828,934,533.45
  5. Step 5: Solve for x
    x = 1,237,828,934,533.45/1,275,948.83
  6. Step 6: Final answer
    x = 970,124.28

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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.