Home / 1,149,869.40-1,724,496.90-401,837.40

Finding the Fourth Proportional to 1,149,869.40, 1,724,496.90 and 401,837.40

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Solution

The fourth proportional to 1,149,869.40, 1,724,496.90 and 401,837.40 is: 602,648.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,869.40 : 1,724,496.90 = 401,837.40 : x
  2. Step 2: Convert to fraction form
    1,149,869.40/1,724,496.90 = 401,837.40/x
  3. Step 3: Cross multiply
    1,149,869.40x = 1,724,496.90 × 401,837.40
  4. Step 4: Simplify right side
    1,149,869.40x = 692,967,350,604.06
  5. Step 5: Solve for x
    x = 692,967,350,604.06/1,149,869.40
  6. Step 6: Final answer
    x = 602,648.74

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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.