Home / 2,927,668.80-4,038,013.44-2,067,332.16

Finding the Fourth Proportional to 2,927,668.80, 4,038,013.44 and 2,067,332.16

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Solution

The fourth proportional to 2,927,668.80, 4,038,013.44 and 2,067,332.16 is: 2,851,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,668.80 : 4,038,013.44 = 2,067,332.16 : x
  2. Step 2: Convert to fraction form
    2,927,668.80/4,038,013.44 = 2,067,332.16/x
  3. Step 3: Cross multiply
    2,927,668.80x = 4,038,013.44 × 2,067,332.16
  4. Step 4: Simplify right side
    2,927,668.80x = 8,347,915,047,024.23
  5. Step 5: Solve for x
    x = 8,347,915,047,024.23/2,927,668.80
  6. Step 6: Final answer
    x = 2,851,386.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.