Home / 1,913,693.38-2,869,543.41-902,543.82

Finding the Fourth Proportional to 1,913,693.38, 2,869,543.41 and 902,543.82

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Solution

The fourth proportional to 1,913,693.38, 2,869,543.41 and 902,543.82 is: 1,353,345.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,693.38 : 2,869,543.41 = 902,543.82 : x
  2. Step 2: Convert to fraction form
    1,913,693.38/2,869,543.41 = 902,543.82/x
  3. Step 3: Cross multiply
    1,913,693.38x = 2,869,543.41 × 902,543.82
  4. Step 4: Simplify right side
    1,913,693.38x = 2,589,888,671,119.62
  5. Step 5: Solve for x
    x = 2,589,888,671,119.62/1,913,693.38
  6. Step 6: Final answer
    x = 1,353,345.68

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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.