Home / 1,867,751.70-2,801,627.55-1,531,172.40

Finding the Fourth Proportional to 1,867,751.70, 2,801,627.55 and 1,531,172.40

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Solution

The fourth proportional to 1,867,751.70, 2,801,627.55 and 1,531,172.40 is: 2,296,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,751.70 : 2,801,627.55 = 1,531,172.40 : x
  2. Step 2: Convert to fraction form
    1,867,751.70/2,801,627.55 = 1,531,172.40/x
  3. Step 3: Cross multiply
    1,867,751.70x = 2,801,627.55 × 1,531,172.40
  4. Step 4: Simplify right side
    1,867,751.70x = 4,289,774,779,639.62
  5. Step 5: Solve for x
    x = 4,289,774,779,639.62/1,867,751.70
  6. Step 6: Final answer
    x = 2,296,758.60

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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.