Home / 1,480,172.40-2,221,295.40-948,985.20

Finding the Fourth Proportional to 1,480,172.40, 2,221,295.40 and 948,985.20

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Solution

The fourth proportional to 1,480,172.40, 2,221,295.40 and 948,985.20 is: 1,424,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,172.40 : 2,221,295.40 = 948,985.20 : x
  2. Step 2: Convert to fraction form
    1,480,172.40/2,221,295.40 = 948,985.20/x
  3. Step 3: Cross multiply
    1,480,172.40x = 2,221,295.40 × 948,985.20
  4. Step 4: Simplify right side
    1,480,172.40x = 2,107,976,459,428.08
  5. Step 5: Solve for x
    x = 2,107,976,459,428.08/1,480,172.40
  6. Step 6: Final answer
    x = 1,424,142.53

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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.