Home / 1,897,549.54-2,618,642.42-1,038,124.15

Finding the Fourth Proportional to 1,897,549.54, 2,618,642.42 and 1,038,124.15

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Solution

The fourth proportional to 1,897,549.54, 2,618,642.42 and 1,038,124.15 is: 1,432,624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,549.54 : 2,618,642.42 = 1,038,124.15 : x
  2. Step 2: Convert to fraction form
    1,897,549.54/2,618,642.42 = 1,038,124.15/x
  3. Step 3: Cross multiply
    1,897,549.54x = 2,618,642.42 × 1,038,124.15
  4. Step 4: Simplify right side
    1,897,549.54x = 2,718,475,928,572.18
  5. Step 5: Solve for x
    x = 2,718,475,928,572.18/1,897,549.54
  6. Step 6: Final answer
    x = 1,432,624.48

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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.