Home / 1,779,343.22-2,455,669.33-1,015,510.90

Finding the Fourth Proportional to 1,779,343.22, 2,455,669.33 and 1,015,510.90

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Solution

The fourth proportional to 1,779,343.22, 2,455,669.33 and 1,015,510.90 is: 1,401,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,343.22 : 2,455,669.33 = 1,015,510.90 : x
  2. Step 2: Convert to fraction form
    1,779,343.22/2,455,669.33 = 1,015,510.90/x
  3. Step 3: Cross multiply
    1,779,343.22x = 2,455,669.33 × 1,015,510.90
  4. Step 4: Simplify right side
    1,779,343.22x = 2,493,758,971,410.70
  5. Step 5: Solve for x
    x = 2,493,758,971,410.70/1,779,343.22
  6. Step 6: Final answer
    x = 1,401,505.31

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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.