Home / 2,879,565.51-3,973,774.23-1,572,817.28

Finding the Fourth Proportional to 2,879,565.51, 3,973,774.23 and 1,572,817.28

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Solution

The fourth proportional to 2,879,565.51, 3,973,774.23 and 1,572,817.28 is: 2,170,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,565.51 : 3,973,774.23 = 1,572,817.28 : x
  2. Step 2: Convert to fraction form
    2,879,565.51/3,973,774.23 = 1,572,817.28/x
  3. Step 3: Cross multiply
    2,879,565.51x = 3,973,774.23 × 1,572,817.28
  4. Step 4: Simplify right side
    2,879,565.51x = 6,250,020,755,893.82
  5. Step 5: Solve for x
    x = 6,250,020,755,893.82/2,879,565.51
  6. Step 6: Final answer
    x = 2,170,473.55

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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.