Home / 1,492,250.20-2,238,116.10-545,133.40

Finding the Fourth Proportional to 1,492,250.20, 2,238,116.10 and 545,133.40

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Solution

The fourth proportional to 1,492,250.20, 2,238,116.10 and 545,133.40 is: 817,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,250.20 : 2,238,116.10 = 545,133.40 : x
  2. Step 2: Convert to fraction form
    1,492,250.20/2,238,116.10 = 545,133.40/x
  3. Step 3: Cross multiply
    1,492,250.20x = 2,238,116.10 × 545,133.40
  4. Step 4: Simplify right side
    1,492,250.20x = 1,220,071,839,187.74
  5. Step 5: Solve for x
    x = 1,220,071,839,187.74/1,492,250.20
  6. Step 6: Final answer
    x = 817,605.41

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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.