Home / 1,127,124-1,555,590.24-697,542.48

Finding the Fourth Proportional to 1,127,124, 1,555,590.24 and 697,542.48

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Solution

The fourth proportional to 1,127,124, 1,555,590.24 and 697,542.48 is: 962,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,124 : 1,555,590.24 = 697,542.48 : x
  2. Step 2: Convert to fraction form
    1,127,124/1,555,590.24 = 697,542.48/x
  3. Step 3: Cross multiply
    1,127,124x = 1,555,590.24 × 697,542.48
  4. Step 4: Simplify right side
    1,127,124x = 1,085,090,273,873.40
  5. Step 5: Solve for x
    x = 1,085,090,273,873.40/1,127,124
  6. Step 6: Final answer
    x = 962,707.10

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1.5x scale

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.