Home / 1,147,092.16-1,582,978.40-637,790.08

Finding the Fourth Proportional to 1,147,092.16, 1,582,978.40 and 637,790.08

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Solution

The fourth proportional to 1,147,092.16, 1,582,978.40 and 637,790.08 is: 880,145.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,092.16 : 1,582,978.40 = 637,790.08 : x
  2. Step 2: Convert to fraction form
    1,147,092.16/1,582,978.40 = 637,790.08/x
  3. Step 3: Cross multiply
    1,147,092.16x = 1,582,978.40 × 637,790.08
  4. Step 4: Simplify right side
    1,147,092.16x = 1,009,607,920,374.27
  5. Step 5: Solve for x
    x = 1,009,607,920,374.27/1,147,092.16
  6. Step 6: Final answer
    x = 880,145.43

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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.