Home / 1,602,674.51-2,404,462.32-643,803.39

Finding the Fourth Proportional to 1,602,674.51, 2,404,462.32 and 643,803.39

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Solution

The fourth proportional to 1,602,674.51, 2,404,462.32 and 643,803.39 is: 965,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,674.51 : 2,404,462.32 = 643,803.39 : x
  2. Step 2: Convert to fraction form
    1,602,674.51/2,404,462.32 = 643,803.39/x
  3. Step 3: Cross multiply
    1,602,674.51x = 2,404,462.32 × 643,803.39
  4. Step 4: Simplify right side
    1,602,674.51x = 1,548,000,992,743.26
  5. Step 5: Solve for x
    x = 1,548,000,992,743.26/1,602,674.51
  6. Step 6: Final answer
    x = 965,886.08

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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.