Home / 1,355,668.04-2,031,590.55-748,729.97

Finding the Fourth Proportional to 1,355,668.04, 2,031,590.55 and 748,729.97

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Solution

The fourth proportional to 1,355,668.04, 2,031,590.55 and 748,729.97 is: 1,122,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,668.04 : 2,031,590.55 = 748,729.97 : x
  2. Step 2: Convert to fraction form
    1,355,668.04/2,031,590.55 = 748,729.97/x
  3. Step 3: Cross multiply
    1,355,668.04x = 2,031,590.55 × 748,729.97
  4. Step 4: Simplify right side
    1,355,668.04x = 1,521,112,739,440.50
  5. Step 5: Solve for x
    x = 1,521,112,739,440.50/1,355,668.04
  6. Step 6: Final answer
    x = 1,122,039.25

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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.