Home / 1,518,909.64-2,278,710.06-808,563.40

Finding the Fourth Proportional to 1,518,909.64, 2,278,710.06 and 808,563.40

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Solution

The fourth proportional to 1,518,909.64, 2,278,710.06 and 808,563.40 is: 1,213,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,909.64 : 2,278,710.06 = 808,563.40 : x
  2. Step 2: Convert to fraction form
    1,518,909.64/2,278,710.06 = 808,563.40/x
  3. Step 3: Cross multiply
    1,518,909.64x = 2,278,710.06 × 808,563.40
  4. Step 4: Simplify right side
    1,518,909.64x = 1,842,481,553,727.80
  5. Step 5: Solve for x
    x = 1,842,481,553,727.80/1,518,909.64
  6. Step 6: Final answer
    x = 1,213,029.07

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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.