Home / 1,121,599.04-1,682,147.04-322,702.40

Finding the Fourth Proportional to 1,121,599.04, 1,682,147.04 and 322,702.40

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Solution

The fourth proportional to 1,121,599.04, 1,682,147.04 and 322,702.40 is: 483,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,599.04 : 1,682,147.04 = 322,702.40 : x
  2. Step 2: Convert to fraction form
    1,121,599.04/1,682,147.04 = 322,702.40/x
  3. Step 3: Cross multiply
    1,121,599.04x = 1,682,147.04 × 322,702.40
  4. Step 4: Simplify right side
    1,121,599.04x = 542,832,886,960.90
  5. Step 5: Solve for x
    x = 542,832,886,960.90/1,121,599.04
  6. Step 6: Final answer
    x = 483,981.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.