Home / 1,284,656.52-1,926,376.74-474,775.32

Finding the Fourth Proportional to 1,284,656.52, 1,926,376.74 and 474,775.32

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Solution

The fourth proportional to 1,284,656.52, 1,926,376.74 and 474,775.32 is: 711,938.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,656.52 : 1,926,376.74 = 474,775.32 : x
  2. Step 2: Convert to fraction form
    1,284,656.52/1,926,376.74 = 474,775.32/x
  3. Step 3: Cross multiply
    1,284,656.52x = 1,926,376.74 × 474,775.32
  4. Step 4: Simplify right side
    1,284,656.52x = 914,596,133,174.06
  5. Step 5: Solve for x
    x = 914,596,133,174.06/1,284,656.52
  6. Step 6: Final answer
    x = 711,938.26

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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.