Home / 3,114,125.10-4,671,187.65-1,679,234.40

Finding the Fourth Proportional to 3,114,125.10, 4,671,187.65 and 1,679,234.40

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Solution

The fourth proportional to 3,114,125.10, 4,671,187.65 and 1,679,234.40 is: 2,518,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,125.10 : 4,671,187.65 = 1,679,234.40 : x
  2. Step 2: Convert to fraction form
    3,114,125.10/4,671,187.65 = 1,679,234.40/x
  3. Step 3: Cross multiply
    3,114,125.10x = 4,671,187.65 × 1,679,234.40
  4. Step 4: Simplify right side
    3,114,125.10x = 7,844,018,990,735.16
  5. Step 5: Solve for x
    x = 7,844,018,990,735.16/3,114,125.10
  6. Step 6: Final answer
    x = 2,518,851.60

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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.