Home / 3,787,266.63-5,226,461.36-2,155,779.04

Finding the Fourth Proportional to 3,787,266.63, 5,226,461.36 and 2,155,779.04

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Solution

The fourth proportional to 3,787,266.63, 5,226,461.36 and 2,155,779.04 is: 2,974,994.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,266.63 : 5,226,461.36 = 2,155,779.04 : x
  2. Step 2: Convert to fraction form
    3,787,266.63/5,226,461.36 = 2,155,779.04/x
  3. Step 3: Cross multiply
    3,787,266.63x = 5,226,461.36 × 2,155,779.04
  4. Step 4: Simplify right side
    3,787,266.63x = 11,267,095,841,576.23
  5. Step 5: Solve for x
    x = 11,267,095,841,576.23/3,787,266.63
  6. Step 6: Final answer
    x = 2,974,994.09

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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.