Home / 2,918,747.49-4,374,323.70-1,187,599.86

Finding the Fourth Proportional to 2,918,747.49, 4,374,323.70 and 1,187,599.86

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Solution

The fourth proportional to 2,918,747.49, 4,374,323.70 and 1,187,599.86 is: 1,779,854.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,747.49 : 4,374,323.70 = 1,187,599.86 : x
  2. Step 2: Convert to fraction form
    2,918,747.49/4,374,323.70 = 1,187,599.86/x
  3. Step 3: Cross multiply
    2,918,747.49x = 4,374,323.70 × 1,187,599.86
  4. Step 4: Simplify right side
    2,918,747.49x = 5,194,946,232,852.35
  5. Step 5: Solve for x
    x = 5,194,946,232,852.35/2,918,747.49
  6. Step 6: Final answer
    x = 1,779,854.63

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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.