Home / 1,926,206.76-2,890,116.54-846,162.21

Finding the Fourth Proportional to 1,926,206.76, 2,890,116.54 and 846,162.21

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Solution

The fourth proportional to 1,926,206.76, 2,890,116.54 and 846,162.21 is: 1,269,597.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,206.76 : 2,890,116.54 = 846,162.21 : x
  2. Step 2: Convert to fraction form
    1,926,206.76/2,890,116.54 = 846,162.21/x
  3. Step 3: Cross multiply
    1,926,206.76x = 2,890,116.54 × 846,162.21
  4. Step 4: Simplify right side
    1,926,206.76x = 2,445,507,398,643.95
  5. Step 5: Solve for x
    x = 2,445,507,398,643.95/1,926,206.76
  6. Step 6: Final answer
    x = 1,269,597.56

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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.