Home / 1,679,115.40-2,518,673.10-968,777.80

Finding the Fourth Proportional to 1,679,115.40, 2,518,673.10 and 968,777.80

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Solution

The fourth proportional to 1,679,115.40, 2,518,673.10 and 968,777.80 is: 1,453,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,115.40 : 2,518,673.10 = 968,777.80 : x
  2. Step 2: Convert to fraction form
    1,679,115.40/2,518,673.10 = 968,777.80/x
  3. Step 3: Cross multiply
    1,679,115.40x = 2,518,673.10 × 968,777.80
  4. Step 4: Simplify right side
    1,679,115.40x = 2,440,034,584,737.18
  5. Step 5: Solve for x
    x = 2,440,034,584,737.18/1,679,115.40
  6. Step 6: Final answer
    x = 1,453,166.70

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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.