Home / 1,345,673.84-2,016,225.80-812,073.60

Finding the Fourth Proportional to 1,345,673.84, 2,016,225.80 and 812,073.60

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Solution

The fourth proportional to 1,345,673.84, 2,016,225.80 and 812,073.60 is: 1,216,731.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,673.84 : 2,016,225.80 = 812,073.60 : x
  2. Step 2: Convert to fraction form
    1,345,673.84/2,016,225.80 = 812,073.60/x
  3. Step 3: Cross multiply
    1,345,673.84x = 2,016,225.80 × 812,073.60
  4. Step 4: Simplify right side
    1,345,673.84x = 1,637,323,743,818.88
  5. Step 5: Solve for x
    x = 1,637,323,743,818.88/1,345,673.84
  6. Step 6: Final answer
    x = 1,216,731.50

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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.