Home / 1,551,005.10-2,326,580.55-486,081.90

Finding the Fourth Proportional to 1,551,005.10, 2,326,580.55 and 486,081.90

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Solution

The fourth proportional to 1,551,005.10, 2,326,580.55 and 486,081.90 is: 729,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,005.10 : 2,326,580.55 = 486,081.90 : x
  2. Step 2: Convert to fraction form
    1,551,005.10/2,326,580.55 = 486,081.90/x
  3. Step 3: Cross multiply
    1,551,005.10x = 2,326,580.55 × 486,081.90
  4. Step 4: Simplify right side
    1,551,005.10x = 1,130,908,694,247.05
  5. Step 5: Solve for x
    x = 1,130,908,694,247.05/1,551,005.10
  6. Step 6: Final answer
    x = 729,145.70

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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.