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Finding the Fourth Proportional to 1,604,208, 2,213,807.04 and 888,816

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Solution

The fourth proportional to 1,604,208, 2,213,807.04 and 888,816 is: 1,226,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,208 : 2,213,807.04 = 888,816 : x
  2. Step 2: Convert to fraction form
    1,604,208/2,213,807.04 = 888,816/x
  3. Step 3: Cross multiply
    1,604,208x = 2,213,807.04 × 888,816
  4. Step 4: Simplify right side
    1,604,208x = 1,967,667,118,064.64
  5. Step 5: Solve for x
    x = 1,967,667,118,064.64/1,604,208
  6. Step 6: Final answer
    x = 1,226,566.08

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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.