Home / 1,670,188.96-2,506,542.92-1,222,065.98

Finding the Fourth Proportional to 1,670,188.96, 2,506,542.92 and 1,222,065.98

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Solution

The fourth proportional to 1,670,188.96, 2,506,542.92 and 1,222,065.98 is: 1,834,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,188.96 : 2,506,542.92 = 1,222,065.98 : x
  2. Step 2: Convert to fraction form
    1,670,188.96/2,506,542.92 = 1,222,065.98/x
  3. Step 3: Cross multiply
    1,670,188.96x = 2,506,542.92 × 1,222,065.98
  4. Step 4: Simplify right side
    1,670,188.96x = 3,063,160,829,941.86
  5. Step 5: Solve for x
    x = 3,063,160,829,941.86/1,670,188.96
  6. Step 6: Final answer
    x = 1,834,020.52

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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.