Home / 1,254,811.52-1,731,499.36-710,830.82

Finding the Fourth Proportional to 1,254,811.52, 1,731,499.36 and 710,830.82

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Solution

The fourth proportional to 1,254,811.52, 1,731,499.36 and 710,830.82 is: 980,866.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,811.52 : 1,731,499.36 = 710,830.82 : x
  2. Step 2: Convert to fraction form
    1,254,811.52/1,731,499.36 = 710,830.82/x
  3. Step 3: Cross multiply
    1,254,811.52x = 1,731,499.36 × 710,830.82
  4. Step 4: Simplify right side
    1,254,811.52x = 1,230,803,112,449.95
  5. Step 5: Solve for x
    x = 1,230,803,112,449.95/1,254,811.52
  6. Step 6: Final answer
    x = 980,866.92

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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.