Home / 1,720,572.10-2,582,826.45-1,010,999.95

Finding the Fourth Proportional to 1,720,572.10, 2,582,826.45 and 1,010,999.95

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Solution

The fourth proportional to 1,720,572.10, 2,582,826.45 and 1,010,999.95 is: 1,517,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,572.10 : 2,582,826.45 = 1,010,999.95 : x
  2. Step 2: Convert to fraction form
    1,720,572.10/2,582,826.45 = 1,010,999.95/x
  3. Step 3: Cross multiply
    1,720,572.10x = 2,582,826.45 × 1,010,999.95
  4. Step 4: Simplify right side
    1,720,572.10x = 2,611,237,411,808.68
  5. Step 5: Solve for x
    x = 2,611,237,411,808.68/1,720,572.10
  6. Step 6: Final answer
    x = 1,517,656.49

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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.