Home / 1,418,366.34-1,957,300.65-806,585.58

Finding the Fourth Proportional to 1,418,366.34, 1,957,300.65 and 806,585.58

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Solution

The fourth proportional to 1,418,366.34, 1,957,300.65 and 806,585.58 is: 1,113,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,366.34 : 1,957,300.65 = 806,585.58 : x
  2. Step 2: Convert to fraction form
    1,418,366.34/1,957,300.65 = 806,585.58/x
  3. Step 3: Cross multiply
    1,418,366.34x = 1,957,300.65 × 806,585.58
  4. Step 4: Simplify right side
    1,418,366.34x = 1,578,730,480,014.63
  5. Step 5: Solve for x
    x = 1,578,730,480,014.63/1,418,366.34
  6. Step 6: Final answer
    x = 1,113,062.57

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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.