Home / 2,631,617.40-3,947,426.10-1,033,649.40

Finding the Fourth Proportional to 2,631,617.40, 3,947,426.10 and 1,033,649.40

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Solution

The fourth proportional to 2,631,617.40, 3,947,426.10 and 1,033,649.40 is: 1,550,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,617.40 : 3,947,426.10 = 1,033,649.40 : x
  2. Step 2: Convert to fraction form
    2,631,617.40/3,947,426.10 = 1,033,649.40/x
  3. Step 3: Cross multiply
    2,631,617.40x = 3,947,426.10 × 1,033,649.40
  4. Step 4: Simplify right side
    2,631,617.40x = 4,080,254,619,809.34
  5. Step 5: Solve for x
    x = 4,080,254,619,809.34/2,631,617.40
  6. Step 6: Final answer
    x = 1,550,474.10

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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.