Home / 1,028,257.60-1,542,386.40-607,316.80

Finding the Fourth Proportional to 1,028,257.60, 1,542,386.40 and 607,316.80

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Solution

The fourth proportional to 1,028,257.60, 1,542,386.40 and 607,316.80 is: 910,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,257.60 : 1,542,386.40 = 607,316.80 : x
  2. Step 2: Convert to fraction form
    1,028,257.60/1,542,386.40 = 607,316.80/x
  3. Step 3: Cross multiply
    1,028,257.60x = 1,542,386.40 × 607,316.80
  4. Step 4: Simplify right side
    1,028,257.60x = 936,717,172,811.52
  5. Step 5: Solve for x
    x = 936,717,172,811.52/1,028,257.60
  6. Step 6: Final answer
    x = 910,975.20

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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.