Home / 5,168,400.51-7,752,814.53-1,525,130.43

Finding the Fourth Proportional to 5,168,400.51, 7,752,814.53 and 1,525,130.43

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Solution

The fourth proportional to 5,168,400.51, 7,752,814.53 and 1,525,130.43 is: 2,287,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,400.51 : 7,752,814.53 = 1,525,130.43 : x
  2. Step 2: Convert to fraction form
    5,168,400.51/7,752,814.53 = 1,525,130.43/x
  3. Step 3: Cross multiply
    5,168,400.51x = 7,752,814.53 × 1,525,130.43
  4. Step 4: Simplify right side
    5,168,400.51x = 11,824,053,319,085.08
  5. Step 5: Solve for x
    x = 11,824,053,319,085.08/5,168,400.51
  6. Step 6: Final answer
    x = 2,287,758.72

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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.