Home / 1,996,913.10-2,993,729.40-860,547.90

Finding the Fourth Proportional to 1,996,913.10, 2,993,729.40 and 860,547.90

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Solution

The fourth proportional to 1,996,913.10, 2,993,729.40 and 860,547.90 is: 1,290,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,913.10 : 2,993,729.40 = 860,547.90 : x
  2. Step 2: Convert to fraction form
    1,996,913.10/2,993,729.40 = 860,547.90/x
  3. Step 3: Cross multiply
    1,996,913.10x = 2,993,729.40 × 860,547.90
  4. Step 4: Simplify right side
    1,996,913.10x = 2,576,247,548,338.26
  5. Step 5: Solve for x
    x = 2,576,247,548,338.26/1,996,913.10
  6. Step 6: Final answer
    x = 1,290,115.00

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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.