Home / 3,459,908.86-5,190,810.18-1,664,294.38

Finding the Fourth Proportional to 3,459,908.86, 5,190,810.18 and 1,664,294.38

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Solution

The fourth proportional to 3,459,908.86, 5,190,810.18 and 1,664,294.38 is: 2,496,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459,908.86 : 5,190,810.18 = 1,664,294.38 : x
  2. Step 2: Convert to fraction form
    3,459,908.86/5,190,810.18 = 1,664,294.38/x
  3. Step 3: Cross multiply
    3,459,908.86x = 5,190,810.18 × 1,664,294.38
  4. Step 4: Simplify right side
    3,459,908.86x = 8,639,036,210,220.79
  5. Step 5: Solve for x
    x = 8,639,036,210,220.79/3,459,908.86
  6. Step 6: Final answer
    x = 2,496,897.05

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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.