Home / 2,896,656.40-4,344,984.60-1,213,584.40

Finding the Fourth Proportional to 2,896,656.40, 4,344,984.60 and 1,213,584.40

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Solution

The fourth proportional to 2,896,656.40, 4,344,984.60 and 1,213,584.40 is: 1,820,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,656.40 : 4,344,984.60 = 1,213,584.40 : x
  2. Step 2: Convert to fraction form
    2,896,656.40/4,344,984.60 = 1,213,584.40/x
  3. Step 3: Cross multiply
    2,896,656.40x = 4,344,984.60 × 1,213,584.40
  4. Step 4: Simplify right side
    2,896,656.40x = 5,273,005,528,800.24
  5. Step 5: Solve for x
    x = 5,273,005,528,800.24/2,896,656.40
  6. Step 6: Final answer
    x = 1,820,376.60

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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.