Home / 1,316,282.46-1,974,423.70-319,010.46

Finding the Fourth Proportional to 1,316,282.46, 1,974,423.70 and 319,010.46

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Solution

The fourth proportional to 1,316,282.46, 1,974,423.70 and 319,010.46 is: 478,515.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,282.46 : 1,974,423.70 = 319,010.46 : x
  2. Step 2: Convert to fraction form
    1,316,282.46/1,974,423.70 = 319,010.46/x
  3. Step 3: Cross multiply
    1,316,282.46x = 1,974,423.70 × 319,010.46
  4. Step 4: Simplify right side
    1,316,282.46x = 629,861,812,771.90
  5. Step 5: Solve for x
    x = 629,861,812,771.90/1,316,282.46
  6. Step 6: Final answer
    x = 478,515.69

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Similar ratio
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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.