Home / 1,153,655.23-1,592,076.32-637,442.38

Finding the Fourth Proportional to 1,153,655.23, 1,592,076.32 and 637,442.38

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Solution

The fourth proportional to 1,153,655.23, 1,592,076.32 and 637,442.38 is: 879,688.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,655.23 : 1,592,076.32 = 637,442.38 : x
  2. Step 2: Convert to fraction form
    1,153,655.23/1,592,076.32 = 637,442.38/x
  3. Step 3: Cross multiply
    1,153,655.23x = 1,592,076.32 × 637,442.38
  4. Step 4: Simplify right side
    1,153,655.23x = 1,014,856,918,562.44
  5. Step 5: Solve for x
    x = 1,014,856,918,562.44/1,153,655.23
  6. Step 6: Final answer
    x = 879,688.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.