Home / 1,116,371.24-1,540,545.80-632,969.06

Finding the Fourth Proportional to 1,116,371.24, 1,540,545.80 and 632,969.06

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Solution

The fourth proportional to 1,116,371.24, 1,540,545.80 and 632,969.06 is: 873,470.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,371.24 : 1,540,545.80 = 632,969.06 : x
  2. Step 2: Convert to fraction form
    1,116,371.24/1,540,545.80 = 632,969.06/x
  3. Step 3: Cross multiply
    1,116,371.24x = 1,540,545.80 × 632,969.06
  4. Step 4: Simplify right side
    1,116,371.24x = 975,117,816,045.37
  5. Step 5: Solve for x
    x = 975,117,816,045.37/1,116,371.24
  6. Step 6: Final answer
    x = 873,470.92

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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.