Home / 1,127,068.50-1,555,513.97-697,487.03

Finding the Fourth Proportional to 1,127,068.50, 1,555,513.97 and 697,487.03

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Solution

The fourth proportional to 1,127,068.50, 1,555,513.97 and 697,487.03 is: 962,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,068.50 : 1,555,513.97 = 697,487.03 : x
  2. Step 2: Convert to fraction form
    1,127,068.50/1,555,513.97 = 697,487.03/x
  3. Step 3: Cross multiply
    1,127,068.50x = 1,555,513.97 × 697,487.03
  4. Step 4: Simplify right side
    1,127,068.50x = 1,084,950,807,793.80
  5. Step 5: Solve for x
    x = 1,084,950,807,793.80/1,127,068.50
  6. Step 6: Final answer
    x = 962,630.76

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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.