Home / 972,001.95-1,458,002.93-836,699.55

Finding the Fourth Proportional to 972,001.95, 1,458,002.93 and 836,699.55

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Solution

The fourth proportional to 972,001.95, 1,458,002.93 and 836,699.55 is: 1,255,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,001.95 : 1,458,002.93 = 836,699.55 : x
  2. Step 2: Convert to fraction form
    972,001.95/1,458,002.93 = 836,699.55/x
  3. Step 3: Cross multiply
    972,001.95x = 1,458,002.93 × 836,699.55
  4. Step 4: Simplify right side
    972,001.95x = 1,219,910,391,246.18
  5. Step 5: Solve for x
    x = 1,219,910,391,246.18/972,001.95
  6. Step 6: Final answer
    x = 1,255,049.33

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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.