Home / 2,038,715.73-2,813,434.93-1,121,002.57

Finding the Fourth Proportional to 2,038,715.73, 2,813,434.93 and 1,121,002.57

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Solution

The fourth proportional to 2,038,715.73, 2,813,434.93 and 1,121,002.57 is: 1,546,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,715.73 : 2,813,434.93 = 1,121,002.57 : x
  2. Step 2: Convert to fraction form
    2,038,715.73/2,813,434.93 = 1,121,002.57/x
  3. Step 3: Cross multiply
    2,038,715.73x = 2,813,434.93 × 1,121,002.57
  4. Step 4: Simplify right side
    2,038,715.73x = 3,153,867,791,975.82
  5. Step 5: Solve for x
    x = 3,153,867,791,975.82/2,038,715.73
  6. Step 6: Final answer
    x = 1,546,987.52

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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.