Home / 1,791,021.10-2,686,531.65-1,557,741.10

Finding the Fourth Proportional to 1,791,021.10, 2,686,531.65 and 1,557,741.10

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Solution

The fourth proportional to 1,791,021.10, 2,686,531.65 and 1,557,741.10 is: 2,336,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,021.10 : 2,686,531.65 = 1,557,741.10 : x
  2. Step 2: Convert to fraction form
    1,791,021.10/2,686,531.65 = 1,557,741.10/x
  3. Step 3: Cross multiply
    1,791,021.10x = 2,686,531.65 × 1,557,741.10
  4. Step 4: Simplify right side
    1,791,021.10x = 4,184,920,767,655.82
  5. Step 5: Solve for x
    x = 4,184,920,767,655.82/1,791,021.10
  6. Step 6: Final answer
    x = 2,336,611.65

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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.