Home / 1,111,870.25-1,534,339.80-602,561.69

Finding the Fourth Proportional to 1,111,870.25, 1,534,339.80 and 602,561.69

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Solution

The fourth proportional to 1,111,870.25, 1,534,339.80 and 602,561.69 is: 831,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,870.25 : 1,534,339.80 = 602,561.69 : x
  2. Step 2: Convert to fraction form
    1,111,870.25/1,534,339.80 = 602,561.69/x
  3. Step 3: Cross multiply
    1,111,870.25x = 1,534,339.80 × 602,561.69
  4. Step 4: Simplify right side
    1,111,870.25x = 924,534,375,250.56
  5. Step 5: Solve for x
    x = 924,534,375,250.56/1,111,870.25
  6. Step 6: Final answer
    x = 831,512.83

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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.