Home / 1,127,237.02-1,555,747.23-697,655.50

Finding the Fourth Proportional to 1,127,237.02, 1,555,747.23 and 697,655.50

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Solution

The fourth proportional to 1,127,237.02, 1,555,747.23 and 697,655.50 is: 962,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,237.02 : 1,555,747.23 = 697,655.50 : x
  2. Step 2: Convert to fraction form
    1,127,237.02/1,555,747.23 = 697,655.50/x
  3. Step 3: Cross multiply
    1,127,237.02x = 1,555,747.23 × 697,655.50
  4. Step 4: Simplify right side
    1,127,237.02x = 1,085,375,611,619.27
  5. Step 5: Solve for x
    x = 1,085,375,611,619.27/1,127,237.02
  6. Step 6: Final answer
    x = 962,863.70

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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.