Home / 952,002.80-1,428,004.20-910,012.40

Finding the Fourth Proportional to 952,002.80, 1,428,004.20 and 910,012.40

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Solution

The fourth proportional to 952,002.80, 1,428,004.20 and 910,012.40 is: 1,365,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,002.80 : 1,428,004.20 = 910,012.40 : x
  2. Step 2: Convert to fraction form
    952,002.80/1,428,004.20 = 910,012.40/x
  3. Step 3: Cross multiply
    952,002.80x = 1,428,004.20 × 910,012.40
  4. Step 4: Simplify right side
    952,002.80x = 1,299,501,529,252.08
  5. Step 5: Solve for x
    x = 1,299,501,529,252.08/952,002.80
  6. Step 6: Final answer
    x = 1,365,018.60

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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.