Home / 1,923,038.72-2,653,780-1,063,567.20

Finding the Fourth Proportional to 1,923,038.72, 2,653,780 and 1,063,567.20

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Solution

The fourth proportional to 1,923,038.72, 2,653,780 and 1,063,567.20 is: 1,467,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,038.72 : 2,653,780 = 1,063,567.20 : x
  2. Step 2: Convert to fraction form
    1,923,038.72/2,653,780 = 1,063,567.20/x
  3. Step 3: Cross multiply
    1,923,038.72x = 2,653,780 × 1,063,567.20
  4. Step 4: Simplify right side
    1,923,038.72x = 2,822,473,364,016
  5. Step 5: Solve for x
    x = 2,822,473,364,016/1,923,038.72
  6. Step 6: Final answer
    x = 1,467,715.31

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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.