Home / 5,090,623.76-7,024,880.04-2,798,767.76

Finding the Fourth Proportional to 5,090,623.76, 7,024,880.04 and 2,798,767.76

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Solution

The fourth proportional to 5,090,623.76, 7,024,880.04 and 2,798,767.76 is: 3,862,200.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,623.76 : 7,024,880.04 = 2,798,767.76 : x
  2. Step 2: Convert to fraction form
    5,090,623.76/7,024,880.04 = 2,798,767.76/x
  3. Step 3: Cross multiply
    5,090,623.76x = 7,024,880.04 × 2,798,767.76
  4. Step 4: Simplify right side
    5,090,623.76x = 19,661,007,773,819.51
  5. Step 5: Solve for x
    x = 19,661,007,773,819.51/5,090,623.76
  6. Step 6: Final answer
    x = 3,862,200.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.