Home / 1,964,542.10-2,709,450.69-1,158,948.50

Finding the Fourth Proportional to 1,964,542.10, 2,709,450.69 and 1,158,948.50

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Solution

The fourth proportional to 1,964,542.10, 2,709,450.69 and 1,158,948.50 is: 1,598,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,542.10 : 2,709,450.69 = 1,158,948.50 : x
  2. Step 2: Convert to fraction form
    1,964,542.10/2,709,450.69 = 1,158,948.50/x
  3. Step 3: Cross multiply
    1,964,542.10x = 2,709,450.69 × 1,158,948.50
  4. Step 4: Simplify right side
    1,964,542.10x = 3,140,113,812,999.47
  5. Step 5: Solve for x
    x = 3,140,113,812,999.47/1,964,542.10
  6. Step 6: Final answer
    x = 1,598,394.77

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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.