Home / 2,775,802.40-4,163,703.60-2,145,946.40

Finding the Fourth Proportional to 2,775,802.40, 4,163,703.60 and 2,145,946.40

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Solution

The fourth proportional to 2,775,802.40, 4,163,703.60 and 2,145,946.40 is: 3,218,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,802.40 : 4,163,703.60 = 2,145,946.40 : x
  2. Step 2: Convert to fraction form
    2,775,802.40/4,163,703.60 = 2,145,946.40/x
  3. Step 3: Cross multiply
    2,775,802.40x = 4,163,703.60 × 2,145,946.40
  4. Step 4: Simplify right side
    2,775,802.40x = 8,935,084,751,087.04
  5. Step 5: Solve for x
    x = 8,935,084,751,087.04/2,775,802.40
  6. Step 6: Final answer
    x = 3,218,919.60

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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.