Home / 1,345,673.58-2,016,225.42-812,073.39

Finding the Fourth Proportional to 1,345,673.58, 2,016,225.42 and 812,073.39

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Solution

The fourth proportional to 1,345,673.58, 2,016,225.42 and 812,073.39 is: 1,216,731.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,673.58 : 2,016,225.42 = 812,073.39 : x
  2. Step 2: Convert to fraction form
    1,345,673.58/2,016,225.42 = 812,073.39/x
  3. Step 3: Cross multiply
    1,345,673.58x = 2,016,225.42 × 812,073.39
  4. Step 4: Simplify right side
    1,345,673.58x = 1,637,323,011,823.57
  5. Step 5: Solve for x
    x = 1,637,323,011,823.57/1,345,673.58
  6. Step 6: Final answer
    x = 1,216,731.19

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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.