Home / 1,147,100.33-1,582,988.86-637,798.25

Finding the Fourth Proportional to 1,147,100.33, 1,582,988.86 and 637,798.25

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Solution

The fourth proportional to 1,147,100.33, 1,582,988.86 and 637,798.25 is: 880,156.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,100.33 : 1,582,988.86 = 637,798.25 : x
  2. Step 2: Convert to fraction form
    1,147,100.33/1,582,988.86 = 637,798.25/x
  3. Step 3: Cross multiply
    1,147,100.33x = 1,582,988.86 × 637,798.25
  4. Step 4: Simplify right side
    1,147,100.33x = 1,009,627,524,677.50
  5. Step 5: Solve for x
    x = 1,009,627,524,677.50/1,147,100.33
  6. Step 6: Final answer
    x = 880,156.25

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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.