Home / 1,206,332.95-1,806,742.59-575,689.63

Finding the Fourth Proportional to 1,206,332.95, 1,806,742.59 and 575,689.63

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Solution

The fourth proportional to 1,206,332.95, 1,806,742.59 and 575,689.63 is: 862,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,332.95 : 1,806,742.59 = 575,689.63 : x
  2. Step 2: Convert to fraction form
    1,206,332.95/1,806,742.59 = 575,689.63/x
  3. Step 3: Cross multiply
    1,206,332.95x = 1,806,742.59 × 575,689.63
  4. Step 4: Simplify right side
    1,206,332.95x = 1,040,122,973,142.34
  5. Step 5: Solve for x
    x = 1,040,122,973,142.34/1,206,332.95
  6. Step 6: Final answer
    x = 862,218.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.