Home / 1,667,322.25-2,300,874.45-942,154.36

Finding the Fourth Proportional to 1,667,322.25, 2,300,874.45 and 942,154.36

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Solution

The fourth proportional to 1,667,322.25, 2,300,874.45 and 942,154.36 is: 1,300,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,322.25 : 2,300,874.45 = 942,154.36 : x
  2. Step 2: Convert to fraction form
    1,667,322.25/2,300,874.45 = 942,154.36/x
  3. Step 3: Cross multiply
    1,667,322.25x = 2,300,874.45 × 942,154.36
  4. Step 4: Simplify right side
    1,667,322.25x = 2,167,778,894,880.10
  5. Step 5: Solve for x
    x = 2,167,778,894,880.10/1,667,322.25
  6. Step 6: Final answer
    x = 1,300,155.92

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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.