Home / 1,113,126.75-1,669,961.88-354,968.24

Finding the Fourth Proportional to 1,113,126.75, 1,669,961.88 and 354,968.24

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Solution

The fourth proportional to 1,113,126.75, 1,669,961.88 and 354,968.24 is: 532,539.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,126.75 : 1,669,961.88 = 354,968.24 : x
  2. Step 2: Convert to fraction form
    1,113,126.75/1,669,961.88 = 354,968.24/x
  3. Step 3: Cross multiply
    1,113,126.75x = 1,669,961.88 × 354,968.24
  4. Step 4: Simplify right side
    1,113,126.75x = 592,783,421,060.88
  5. Step 5: Solve for x
    x = 592,783,421,060.88/1,113,126.75
  6. Step 6: Final answer
    x = 532,539.01

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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.