Home / 2,896,528.80-4,344,015.60-1,213,802.40

Finding the Fourth Proportional to 2,896,528.80, 4,344,015.60 and 1,213,802.40

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Solution

The fourth proportional to 2,896,528.80, 4,344,015.60 and 1,213,802.40 is: 1,820,377.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,528.80 : 4,344,015.60 = 1,213,802.40 : x
  2. Step 2: Convert to fraction form
    2,896,528.80/4,344,015.60 = 1,213,802.40/x
  3. Step 3: Cross multiply
    2,896,528.80x = 4,344,015.60 × 1,213,802.40
  4. Step 4: Simplify right side
    2,896,528.80x = 5,272,776,560,917.44
  5. Step 5: Solve for x
    x = 5,272,776,560,917.44/2,896,528.80
  6. Step 6: Final answer
    x = 1,820,377.74

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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.