Home / 1,127,236.52-1,555,746.54-697,655

Finding the Fourth Proportional to 1,127,236.52, 1,555,746.54 and 697,655

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Solution

The fourth proportional to 1,127,236.52, 1,555,746.54 and 697,655 is: 962,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,236.52 : 1,555,746.54 = 697,655 : x
  2. Step 2: Convert to fraction form
    1,127,236.52/1,555,746.54 = 697,655/x
  3. Step 3: Cross multiply
    1,127,236.52x = 1,555,746.54 × 697,655
  4. Step 4: Simplify right side
    1,127,236.52x = 1,085,374,352,363.70
  5. Step 5: Solve for x
    x = 1,085,374,352,363.70/1,127,236.52
  6. Step 6: Final answer
    x = 962,863.01

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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.