Home / 2,868,971.23-4,301,459.39-1,270,667.89

Finding the Fourth Proportional to 2,868,971.23, 4,301,459.39 and 1,270,667.89

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Solution

The fourth proportional to 2,868,971.23, 4,301,459.39 and 1,270,667.89 is: 1,905,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,971.23 : 4,301,459.39 = 1,270,667.89 : x
  2. Step 2: Convert to fraction form
    2,868,971.23/4,301,459.39 = 1,270,667.89/x
  3. Step 3: Cross multiply
    2,868,971.23x = 4,301,459.39 × 1,270,667.89
  4. Step 4: Simplify right side
    2,868,971.23x = 5,465,726,328,417.72
  5. Step 5: Solve for x
    x = 5,465,726,328,417.72/2,868,971.23
  6. Step 6: Final answer
    x = 1,905,117.16

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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.