Home / 5,656,236-8,485,682.40-1,869,718.74

Finding the Fourth Proportional to 5,656,236, 8,485,682.40 and 1,869,718.74

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Solution

The fourth proportional to 5,656,236, 8,485,682.40 and 1,869,718.74 is: 2,805,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656,236 : 8,485,682.40 = 1,869,718.74 : x
  2. Step 2: Convert to fraction form
    5,656,236/8,485,682.40 = 1,869,718.74/x
  3. Step 3: Cross multiply
    5,656,236x = 8,485,682.40 × 1,869,718.74
  4. Step 4: Simplify right side
    5,656,236x = 15,865,839,404,968.18
  5. Step 5: Solve for x
    x = 15,865,839,404,968.18/5,656,236
  6. Step 6: Final answer
    x = 2,805,017.22

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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.