Home / 2,611,386.56-3,916,628.40-692,310.44

Finding the Fourth Proportional to 2,611,386.56, 3,916,628.40 and 692,310.44

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Solution

The fourth proportional to 2,611,386.56, 3,916,628.40 and 692,310.44 is: 1,038,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611,386.56 : 3,916,628.40 = 692,310.44 : x
  2. Step 2: Convert to fraction form
    2,611,386.56/3,916,628.40 = 692,310.44/x
  3. Step 3: Cross multiply
    2,611,386.56x = 3,916,628.40 × 692,310.44
  4. Step 4: Simplify right side
    2,611,386.56x = 2,711,522,730,920.50
  5. Step 5: Solve for x
    x = 2,711,522,730,920.50/2,611,386.56
  6. Step 6: Final answer
    x = 1,038,345.98

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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.