Home / 2,751,779.88-4,127,851.80-729,995.40

Finding the Fourth Proportional to 2,751,779.88, 4,127,851.80 and 729,995.40

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Solution

The fourth proportional to 2,751,779.88, 4,127,851.80 and 729,995.40 is: 1,095,041.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,779.88 : 4,127,851.80 = 729,995.40 : x
  2. Step 2: Convert to fraction form
    2,751,779.88/4,127,851.80 = 729,995.40/x
  3. Step 3: Cross multiply
    2,751,779.88x = 4,127,851.80 × 729,995.40
  4. Step 4: Simplify right side
    2,751,779.88x = 3,013,312,825,881.72
  5. Step 5: Solve for x
    x = 3,013,312,825,881.72/2,751,779.88
  6. Step 6: Final answer
    x = 1,095,041.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.