Home / 2,663,592.51-3,995,425.67-866,485.40

Finding the Fourth Proportional to 2,663,592.51, 3,995,425.67 and 866,485.40

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Solution

The fourth proportional to 2,663,592.51, 3,995,425.67 and 866,485.40 is: 1,299,740.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,592.51 : 3,995,425.67 = 866,485.40 : x
  2. Step 2: Convert to fraction form
    2,663,592.51/3,995,425.67 = 866,485.40/x
  3. Step 3: Cross multiply
    2,663,592.51x = 3,995,425.67 × 866,485.40
  4. Step 4: Simplify right side
    2,663,592.51x = 3,461,978,009,840.22
  5. Step 5: Solve for x
    x = 3,461,978,009,840.22/2,663,592.51
  6. Step 6: Final answer
    x = 1,299,740.11

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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.