Home / 3,672,968-5,506,296.60-1,276,501.28

Finding the Fourth Proportional to 3,672,968, 5,506,296.60 and 1,276,501.28

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Solution

The fourth proportional to 3,672,968, 5,506,296.60 and 1,276,501.28 is: 1,913,655.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,968 : 5,506,296.60 = 1,276,501.28 : x
  2. Step 2: Convert to fraction form
    3,672,968/5,506,296.60 = 1,276,501.28/x
  3. Step 3: Cross multiply
    3,672,968x = 5,506,296.60 × 1,276,501.28
  4. Step 4: Simplify right side
    3,672,968x = 7,028,794,657,959.65
  5. Step 5: Solve for x
    x = 7,028,794,657,959.65/3,672,968
  6. Step 6: Final answer
    x = 1,913,655.29

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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.