Home / 1,867,420.69-2,577,172.52-1,040,549.14

Finding the Fourth Proportional to 1,867,420.69, 2,577,172.52 and 1,040,549.14

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Solution

The fourth proportional to 1,867,420.69, 2,577,172.52 and 1,040,549.14 is: 1,436,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,420.69 : 2,577,172.52 = 1,040,549.14 : x
  2. Step 2: Convert to fraction form
    1,867,420.69/2,577,172.52 = 1,040,549.14/x
  3. Step 3: Cross multiply
    1,867,420.69x = 2,577,172.52 × 1,040,549.14
  4. Step 4: Simplify right side
    1,867,420.69x = 2,681,674,645,476.07
  5. Step 5: Solve for x
    x = 2,681,674,645,476.07/1,867,420.69
  6. Step 6: Final answer
    x = 1,436,031.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.