Home / 1,595,291.32-2,201,508.86-870,154.60

Finding the Fourth Proportional to 1,595,291.32, 2,201,508.86 and 870,154.60

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Solution

The fourth proportional to 1,595,291.32, 2,201,508.86 and 870,154.60 is: 1,200,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,291.32 : 2,201,508.86 = 870,154.60 : x
  2. Step 2: Convert to fraction form
    1,595,291.32/2,201,508.86 = 870,154.60/x
  3. Step 3: Cross multiply
    1,595,291.32x = 2,201,508.86 × 870,154.60
  4. Step 4: Simplify right side
    1,595,291.32x = 1,915,653,061,469.76
  5. Step 5: Solve for x
    x = 1,915,653,061,469.76/1,595,291.32
  6. Step 6: Final answer
    x = 1,200,817.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.