Home / 1,692,122.10-2,536,920.81-1,018,045.46

Finding the Fourth Proportional to 1,692,122.10, 2,536,920.81 and 1,018,045.46

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Solution

The fourth proportional to 1,692,122.10, 2,536,920.81 and 1,018,045.46 is: 1,526,308.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,122.10 : 2,536,920.81 = 1,018,045.46 : x
  2. Step 2: Convert to fraction form
    1,692,122.10/2,536,920.81 = 1,018,045.46/x
  3. Step 3: Cross multiply
    1,692,122.10x = 2,536,920.81 × 1,018,045.46
  4. Step 4: Simplify right side
    1,692,122.10x = 2,582,700,719,342.32
  5. Step 5: Solve for x
    x = 2,582,700,719,342.32/1,692,122.10
  6. Step 6: Final answer
    x = 1,526,308.73

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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.