Home / 1,254,474.78-1,731,210.71-710,610.44

Finding the Fourth Proportional to 1,254,474.78, 1,731,210.71 and 710,610.44

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Solution

The fourth proportional to 1,254,474.78, 1,731,210.71 and 710,610.44 is: 980,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,474.78 : 1,731,210.71 = 710,610.44 : x
  2. Step 2: Convert to fraction form
    1,254,474.78/1,731,210.71 = 710,610.44/x
  3. Step 3: Cross multiply
    1,254,474.78x = 1,731,210.71 × 710,610.44
  4. Step 4: Simplify right side
    1,254,474.78x = 1,230,216,392,156.71
  5. Step 5: Solve for x
    x = 1,230,216,392,156.71/1,254,474.78
  6. Step 6: Final answer
    x = 980,662.52

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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.