Home / 1,770,284.04-2,645,348.32-1,329,228.46

Finding the Fourth Proportional to 1,770,284.04, 2,645,348.32 and 1,329,228.46

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Solution

The fourth proportional to 1,770,284.04, 2,645,348.32 and 1,329,228.46 is: 1,986,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,284.04 : 2,645,348.32 = 1,329,228.46 : x
  2. Step 2: Convert to fraction form
    1,770,284.04/2,645,348.32 = 1,329,228.46/x
  3. Step 3: Cross multiply
    1,770,284.04x = 2,645,348.32 × 1,329,228.46
  4. Step 4: Simplify right side
    1,770,284.04x = 3,516,272,273,557.19
  5. Step 5: Solve for x
    x = 3,516,272,273,557.19/1,770,284.04
  6. Step 6: Final answer
    x = 1,986,275.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.