Home / 5,277,328.72-7,282,711.56-2,862,880.72

Finding the Fourth Proportional to 5,277,328.72, 7,282,711.56 and 2,862,880.72

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Solution

The fourth proportional to 5,277,328.72, 7,282,711.56 and 2,862,880.72 is: 3,950,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277,328.72 : 7,282,711.56 = 2,862,880.72 : x
  2. Step 2: Convert to fraction form
    5,277,328.72/7,282,711.56 = 2,862,880.72/x
  3. Step 3: Cross multiply
    5,277,328.72x = 7,282,711.56 × 2,862,880.72
  4. Step 4: Simplify right side
    5,277,328.72x = 20,849,534,514,445.12
  5. Step 5: Solve for x
    x = 20,849,534,514,445.12/5,277,328.72
  6. Step 6: Final answer
    x = 3,950,774.27

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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.