Home / 988,927.20-1,483,390.80-670,062.60

Finding the Fourth Proportional to 988,927.20, 1,483,390.80 and 670,062.60

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Solution

The fourth proportional to 988,927.20, 1,483,390.80 and 670,062.60 is: 1,005,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,927.20 : 1,483,390.80 = 670,062.60 : x
  2. Step 2: Convert to fraction form
    988,927.20/1,483,390.80 = 670,062.60/x
  3. Step 3: Cross multiply
    988,927.20x = 1,483,390.80 × 670,062.60
  4. Step 4: Simplify right side
    988,927.20x = 993,964,696,264.08
  5. Step 5: Solve for x
    x = 993,964,696,264.08/988,927.20
  6. Step 6: Final answer
    x = 1,005,093.90

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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.