Home / 2,163,554.88-2,985,680.16-1,196,609.28

Finding the Fourth Proportional to 2,163,554.88, 2,985,680.16 and 1,196,609.28

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Solution

The fourth proportional to 2,163,554.88, 2,985,680.16 and 1,196,609.28 is: 1,651,306.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,554.88 : 2,985,680.16 = 1,196,609.28 : x
  2. Step 2: Convert to fraction form
    2,163,554.88/2,985,680.16 = 1,196,609.28/x
  3. Step 3: Cross multiply
    2,163,554.88x = 2,985,680.16 × 1,196,609.28
  4. Step 4: Simplify right side
    2,163,554.88x = 3,572,692,586,567.89
  5. Step 5: Solve for x
    x = 3,572,692,586,567.89/2,163,554.88
  6. Step 6: Final answer
    x = 1,651,306.66

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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.