Home / 1,009,115.34-1,511,960.10-608,915.22

Finding the Fourth Proportional to 1,009,115.34, 1,511,960.10 and 608,915.22

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Solution

The fourth proportional to 1,009,115.34, 1,511,960.10 and 608,915.22 is: 912,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,115.34 : 1,511,960.10 = 608,915.22 : x
  2. Step 2: Convert to fraction form
    1,009,115.34/1,511,960.10 = 608,915.22/x
  3. Step 3: Cross multiply
    1,009,115.34x = 1,511,960.10 × 608,915.22
  4. Step 4: Simplify right side
    1,009,115.34x = 920,655,516,922.72
  5. Step 5: Solve for x
    x = 920,655,516,922.72/1,009,115.34
  6. Step 6: Final answer
    x = 912,339.23

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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.