Home / 1,563,386.20-2,345,079.30-664,602.10

Finding the Fourth Proportional to 1,563,386.20, 2,345,079.30 and 664,602.10

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Solution

The fourth proportional to 1,563,386.20, 2,345,079.30 and 664,602.10 is: 996,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,386.20 : 2,345,079.30 = 664,602.10 : x
  2. Step 2: Convert to fraction form
    1,563,386.20/2,345,079.30 = 664,602.10/x
  3. Step 3: Cross multiply
    1,563,386.20x = 2,345,079.30 × 664,602.10
  4. Step 4: Simplify right side
    1,563,386.20x = 1,558,544,627,446.53
  5. Step 5: Solve for x
    x = 1,558,544,627,446.53/1,563,386.20
  6. Step 6: Final answer
    x = 996,903.15

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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.