Home / 1,488,188.94-2,053,770.93-843,621.66

Finding the Fourth Proportional to 1,488,188.94, 2,053,770.93 and 843,621.66

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Solution

The fourth proportional to 1,488,188.94, 2,053,770.93 and 843,621.66 is: 1,164,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,188.94 : 2,053,770.93 = 843,621.66 : x
  2. Step 2: Convert to fraction form
    1,488,188.94/2,053,770.93 = 843,621.66/x
  3. Step 3: Cross multiply
    1,488,188.94x = 2,053,770.93 × 843,621.66
  4. Step 4: Simplify right side
    1,488,188.94x = 1,732,605,641,226.34
  5. Step 5: Solve for x
    x = 1,732,605,641,226.34/1,488,188.94
  6. Step 6: Final answer
    x = 1,164,237.68

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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.