Home / 2,918,132.67-4,377,033.77-788,056.23

Finding the Fourth Proportional to 2,918,132.67, 4,377,033.77 and 788,056.23

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Solution

The fourth proportional to 2,918,132.67, 4,377,033.77 and 788,056.23 is: 1,182,039.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,132.67 : 4,377,033.77 = 788,056.23 : x
  2. Step 2: Convert to fraction form
    2,918,132.67/4,377,033.77 = 788,056.23/x
  3. Step 3: Cross multiply
    2,918,132.67x = 4,377,033.77 × 788,056.23
  4. Step 4: Simplify right side
    2,918,132.67x = 3,449,348,727,428.61
  5. Step 5: Solve for x
    x = 3,449,348,727,428.61/2,918,132.67
  6. Step 6: Final answer
    x = 1,182,039.72

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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.