Home / 1,355,668.54-2,031,591.31-748,730.48

Finding the Fourth Proportional to 1,355,668.54, 2,031,591.31 and 748,730.48

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Solution

The fourth proportional to 1,355,668.54, 2,031,591.31 and 748,730.48 is: 1,122,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,668.54 : 2,031,591.31 = 748,730.48 : x
  2. Step 2: Convert to fraction form
    1,355,668.54/2,031,591.31 = 748,730.48/x
  3. Step 3: Cross multiply
    1,355,668.54x = 2,031,591.31 × 748,730.48
  4. Step 4: Simplify right side
    1,355,668.54x = 1,521,114,322,798.52
  5. Step 5: Solve for x
    x = 1,521,114,322,798.52/1,355,668.54
  6. Step 6: Final answer
    x = 1,122,040.00

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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.