Home / 1,480,089.60-2,220,812.36-805,159.53

Finding the Fourth Proportional to 1,480,089.60, 2,220,812.36 and 805,159.53

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Solution

The fourth proportional to 1,480,089.60, 2,220,812.36 and 805,159.53 is: 1,208,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,089.60 : 2,220,812.36 = 805,159.53 : x
  2. Step 2: Convert to fraction form
    1,480,089.60/2,220,812.36 = 805,159.53/x
  3. Step 3: Cross multiply
    1,480,089.60x = 2,220,812.36 × 805,159.53
  4. Step 4: Simplify right side
    1,480,089.60x = 1,788,108,231,969.99
  5. Step 5: Solve for x
    x = 1,788,108,231,969.99/1,480,089.60
  6. Step 6: Final answer
    x = 1,208,108.10

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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.