Home / 6,406,470.40-9,611,117.25-1,857,709.11

Finding the Fourth Proportional to 6,406,470.40, 9,611,117.25 and 1,857,709.11

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Solution

The fourth proportional to 6,406,470.40, 9,611,117.25 and 1,857,709.11 is: 2,786,973.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,470.40 : 9,611,117.25 = 1,857,709.11 : x
  2. Step 2: Convert to fraction form
    6,406,470.40/9,611,117.25 = 1,857,709.11/x
  3. Step 3: Cross multiply
    6,406,470.40x = 9,611,117.25 × 1,857,709.11
  4. Step 4: Simplify right side
    6,406,470.40x = 17,854,660,015,259.02
  5. Step 5: Solve for x
    x = 17,854,660,015,259.02/6,406,470.40
  6. Step 6: Final answer
    x = 2,786,973.00

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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.