Home / 1,428,327.02-2,141,363.22-708,172.18

Finding the Fourth Proportional to 1,428,327.02, 2,141,363.22 and 708,172.18

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Solution

The fourth proportional to 1,428,327.02, 2,141,363.22 and 708,172.18 is: 1,061,699.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,327.02 : 2,141,363.22 = 708,172.18 : x
  2. Step 2: Convert to fraction form
    1,428,327.02/2,141,363.22 = 708,172.18/x
  3. Step 3: Cross multiply
    1,428,327.02x = 2,141,363.22 × 708,172.18
  4. Step 4: Simplify right side
    1,428,327.02x = 1,516,453,859,679.22
  5. Step 5: Solve for x
    x = 1,516,453,859,679.22/1,428,327.02
  6. Step 6: Final answer
    x = 1,061,699.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.