Home / 1,114,721.51-1,671,654.43-474,619.42

Finding the Fourth Proportional to 1,114,721.51, 1,671,654.43 and 474,619.42

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Solution

The fourth proportional to 1,114,721.51, 1,671,654.43 and 474,619.42 is: 711,746.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,721.51 : 1,671,654.43 = 474,619.42 : x
  2. Step 2: Convert to fraction form
    1,114,721.51/1,671,654.43 = 474,619.42/x
  3. Step 3: Cross multiply
    1,114,721.51x = 1,671,654.43 × 474,619.42
  4. Step 4: Simplify right side
    1,114,721.51x = 793,399,646,617.08
  5. Step 5: Solve for x
    x = 793,399,646,617.08/1,114,721.51
  6. Step 6: Final answer
    x = 711,746.96

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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.