Home / 1,450,287.18-2,170,772.46-774,679.14

Finding the Fourth Proportional to 1,450,287.18, 2,170,772.46 and 774,679.14

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Solution

The fourth proportional to 1,450,287.18, 2,170,772.46 and 774,679.14 is: 1,159,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,287.18 : 2,170,772.46 = 774,679.14 : x
  2. Step 2: Convert to fraction form
    1,450,287.18/2,170,772.46 = 774,679.14/x
  3. Step 3: Cross multiply
    1,450,287.18x = 2,170,772.46 × 774,679.14
  4. Step 4: Simplify right side
    1,450,287.18x = 1,681,652,142,448.48
  5. Step 5: Solve for x
    x = 1,681,652,142,448.48/1,450,287.18
  6. Step 6: Final answer
    x = 1,159,530.45

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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.