Home / 1,272,981.18-1,756,726.47-700,025.25

Finding the Fourth Proportional to 1,272,981.18, 1,756,726.47 and 700,025.25

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Solution

The fourth proportional to 1,272,981.18, 1,756,726.47 and 700,025.25 is: 966,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,981.18 : 1,756,726.47 = 700,025.25 : x
  2. Step 2: Convert to fraction form
    1,272,981.18/1,756,726.47 = 700,025.25/x
  3. Step 3: Cross multiply
    1,272,981.18x = 1,756,726.47 × 700,025.25
  4. Step 4: Simplify right side
    1,272,981.18x = 1,229,752,886,343.37
  5. Step 5: Solve for x
    x = 1,229,752,886,343.37/1,272,981.18
  6. Step 6: Final answer
    x = 966,041.69

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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.