Home / 3,149,758.40-4,724,637.60-1,555,435.40

Finding the Fourth Proportional to 3,149,758.40, 4,724,637.60 and 1,555,435.40

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Solution

The fourth proportional to 3,149,758.40, 4,724,637.60 and 1,555,435.40 is: 2,333,153.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,758.40 : 4,724,637.60 = 1,555,435.40 : x
  2. Step 2: Convert to fraction form
    3,149,758.40/4,724,637.60 = 1,555,435.40/x
  3. Step 3: Cross multiply
    3,149,758.40x = 4,724,637.60 × 1,555,435.40
  4. Step 4: Simplify right side
    3,149,758.40x = 7,348,868,575,211.04
  5. Step 5: Solve for x
    x = 7,348,868,575,211.04/3,149,758.40
  6. Step 6: Final answer
    x = 2,333,153.10

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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.