Home / 1,300,281.32-1,949,720.66-589,921.80

Finding the Fourth Proportional to 1,300,281.32, 1,949,720.66 and 589,921.80

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Solution

The fourth proportional to 1,300,281.32, 1,949,720.66 and 589,921.80 is: 884,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,281.32 : 1,949,720.66 = 589,921.80 : x
  2. Step 2: Convert to fraction form
    1,300,281.32/1,949,720.66 = 589,921.80/x
  3. Step 3: Cross multiply
    1,300,281.32x = 1,949,720.66 × 589,921.80
  4. Step 4: Simplify right side
    1,300,281.32x = 1,150,182,721,244.39
  5. Step 5: Solve for x
    x = 1,150,182,721,244.39/1,300,281.32
  6. Step 6: Final answer
    x = 884,564.52

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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.