Home / 1,820,837.77-2,512,756.32-1,005,041.65

Finding the Fourth Proportional to 1,820,837.77, 2,512,756.32 and 1,005,041.65

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Solution

The fourth proportional to 1,820,837.77, 2,512,756.32 and 1,005,041.65 is: 1,386,957.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,837.77 : 2,512,756.32 = 1,005,041.65 : x
  2. Step 2: Convert to fraction form
    1,820,837.77/2,512,756.32 = 1,005,041.65/x
  3. Step 3: Cross multiply
    1,820,837.77x = 2,512,756.32 × 1,005,041.65
  4. Step 4: Simplify right side
    1,820,837.77x = 2,525,424,757,900.73
  5. Step 5: Solve for x
    x = 2,525,424,757,900.73/1,820,837.77
  6. Step 6: Final answer
    x = 1,386,957.59

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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.