Home / 1,385,572.27-1,911,545.71-804,696.52

Finding the Fourth Proportional to 1,385,572.27, 1,911,545.71 and 804,696.52

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Solution

The fourth proportional to 1,385,572.27, 1,911,545.71 and 804,696.52 is: 1,110,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,572.27 : 1,911,545.71 = 804,696.52 : x
  2. Step 2: Convert to fraction form
    1,385,572.27/1,911,545.71 = 804,696.52/x
  3. Step 3: Cross multiply
    1,385,572.27x = 1,911,545.71 × 804,696.52
  4. Step 4: Simplify right side
    1,385,572.27x = 1,538,214,180,657.93
  5. Step 5: Solve for x
    x = 1,538,214,180,657.93/1,385,572.27
  6. Step 6: Final answer
    x = 1,110,165.25

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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.