Home / 1,412,764.25-2,118,946.75-453,095.13

Finding the Fourth Proportional to 1,412,764.25, 2,118,946.75 and 453,095.13

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Solution

The fourth proportional to 1,412,764.25, 2,118,946.75 and 453,095.13 is: 679,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,764.25 : 2,118,946.75 = 453,095.13 : x
  2. Step 2: Convert to fraction form
    1,412,764.25/2,118,946.75 = 453,095.13/x
  3. Step 3: Cross multiply
    1,412,764.25x = 2,118,946.75 × 453,095.13
  4. Step 4: Simplify right side
    1,412,764.25x = 960,084,453,154.33
  5. Step 5: Solve for x
    x = 960,084,453,154.33/1,412,764.25
  6. Step 6: Final answer
    x = 679,578.67

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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.