Home / 2,779,865.89-4,172,495.15-1,341,561.51

Finding the Fourth Proportional to 2,779,865.89, 4,172,495.15 and 1,341,561.51

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Solution

The fourth proportional to 2,779,865.89, 4,172,495.15 and 1,341,561.51 is: 2,013,643.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,865.89 : 4,172,495.15 = 1,341,561.51 : x
  2. Step 2: Convert to fraction form
    2,779,865.89/4,172,495.15 = 1,341,561.51/x
  3. Step 3: Cross multiply
    2,779,865.89x = 4,172,495.15 × 1,341,561.51
  4. Step 4: Simplify right side
    2,779,865.89x = 5,597,658,897,255.58
  5. Step 5: Solve for x
    x = 5,597,658,897,255.58/2,779,865.89
  6. Step 6: Final answer
    x = 2,013,643.51

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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.