Home / 4,716,038-6,507,826.26-2,781,855.20

Finding the Fourth Proportional to 4,716,038, 6,507,826.26 and 2,781,855.20

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Solution

The fourth proportional to 4,716,038, 6,507,826.26 and 2,781,855.20 is: 3,838,779.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716,038 : 6,507,826.26 = 2,781,855.20 : x
  2. Step 2: Convert to fraction form
    4,716,038/6,507,826.26 = 2,781,855.20/x
  3. Step 3: Cross multiply
    4,716,038x = 6,507,826.26 × 2,781,855.20
  4. Step 4: Simplify right side
    4,716,038x = 18,103,830,322,077.55
  5. Step 5: Solve for x
    x = 18,103,830,322,077.55/4,716,038
  6. Step 6: Final answer
    x = 3,838,779.57

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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.