Home / 1,897,614.85-2,618,738.02-1,038,189.46

Finding the Fourth Proportional to 1,897,614.85, 2,618,738.02 and 1,038,189.46

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Solution

The fourth proportional to 1,897,614.85, 2,618,738.02 and 1,038,189.46 is: 1,432,717.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,614.85 : 2,618,738.02 = 1,038,189.46 : x
  2. Step 2: Convert to fraction form
    1,897,614.85/2,618,738.02 = 1,038,189.46/x
  3. Step 3: Cross multiply
    1,897,614.85x = 2,618,738.02 × 1,038,189.46
  4. Step 4: Simplify right side
    1,897,614.85x = 2,718,746,210,865.27
  5. Step 5: Solve for x
    x = 2,718,746,210,865.27/1,897,614.85
  6. Step 6: Final answer
    x = 1,432,717.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.