Home / 2,838,938.09-3,917,741.60-1,549,779.35

Finding the Fourth Proportional to 2,838,938.09, 3,917,741.60 and 1,549,779.35

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Solution

The fourth proportional to 2,838,938.09, 3,917,741.60 and 1,549,779.35 is: 2,138,699.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,938.09 : 3,917,741.60 = 1,549,779.35 : x
  2. Step 2: Convert to fraction form
    2,838,938.09/3,917,741.60 = 1,549,779.35/x
  3. Step 3: Cross multiply
    2,838,938.09x = 3,917,741.60 × 1,549,779.35
  4. Step 4: Simplify right side
    2,838,938.09x = 6,071,635,022,567.06
  5. Step 5: Solve for x
    x = 6,071,635,022,567.06/2,838,938.09
  6. Step 6: Final answer
    x = 2,138,699.34

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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.