Home / 1,547,861.60-2,135,926.86-859,468.52

Finding the Fourth Proportional to 1,547,861.60, 2,135,926.86 and 859,468.52

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Solution

The fourth proportional to 1,547,861.60, 2,135,926.86 and 859,468.52 is: 1,185,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,861.60 : 2,135,926.86 = 859,468.52 : x
  2. Step 2: Convert to fraction form
    1,547,861.60/2,135,926.86 = 859,468.52/x
  3. Step 3: Cross multiply
    1,547,861.60x = 2,135,926.86 × 859,468.52
  4. Step 4: Simplify right side
    1,547,861.60x = 1,835,761,897,192.45
  5. Step 5: Solve for x
    x = 1,835,761,897,192.45/1,547,861.60
  6. Step 6: Final answer
    x = 1,185,998.73

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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.