Home / 1,358,305.22-2,037,751.88-411,747.32

Finding the Fourth Proportional to 1,358,305.22, 2,037,751.88 and 411,747.32

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Solution

The fourth proportional to 1,358,305.22, 2,037,751.88 and 411,747.32 is: 617,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,305.22 : 2,037,751.88 = 411,747.32 : x
  2. Step 2: Convert to fraction form
    1,358,305.22/2,037,751.88 = 411,747.32/x
  3. Step 3: Cross multiply
    1,358,305.22x = 2,037,751.88 × 411,747.32
  4. Step 4: Simplify right side
    1,358,305.22x = 839,038,878,450.61
  5. Step 5: Solve for x
    x = 839,038,878,450.61/1,358,305.22
  6. Step 6: Final answer
    x = 617,710.12

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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.