Home / 1,673,295.62-2,309,162.55-909,349.10

Finding the Fourth Proportional to 1,673,295.62, 2,309,162.55 and 909,349.10

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Solution

The fourth proportional to 1,673,295.62, 2,309,162.55 and 909,349.10 is: 1,254,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,295.62 : 2,309,162.55 = 909,349.10 : x
  2. Step 2: Convert to fraction form
    1,673,295.62/2,309,162.55 = 909,349.10/x
  3. Step 3: Cross multiply
    1,673,295.62x = 2,309,162.55 × 909,349.10
  4. Step 4: Simplify right side
    1,673,295.62x = 2,099,834,886,596.20
  5. Step 5: Solve for x
    x = 2,099,834,886,596.20/1,673,295.62
  6. Step 6: Final answer
    x = 1,254,909.69

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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.