Home / 1,897,492.74-2,618,530.65-1,038,037.38

Finding the Fourth Proportional to 1,897,492.74, 2,618,530.65 and 1,038,037.38

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Solution

The fourth proportional to 1,897,492.74, 2,618,530.65 and 1,038,037.38 is: 1,432,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,492.74 : 2,618,530.65 = 1,038,037.38 : x
  2. Step 2: Convert to fraction form
    1,897,492.74/2,618,530.65 = 1,038,037.38/x
  3. Step 3: Cross multiply
    1,897,492.74x = 2,618,530.65 × 1,038,037.38
  4. Step 4: Simplify right side
    1,897,492.74x = 2,718,132,695,375.70
  5. Step 5: Solve for x
    x = 2,718,132,695,375.70/1,897,492.74
  6. Step 6: Final answer
    x = 1,432,486.48

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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.