Home / 1,316,697.19-1,817,190.05-743,774.27

Finding the Fourth Proportional to 1,316,697.19, 1,817,190.05 and 743,774.27

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Solution

The fourth proportional to 1,316,697.19, 1,817,190.05 and 743,774.27 is: 1,026,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,697.19 : 1,817,190.05 = 743,774.27 : x
  2. Step 2: Convert to fraction form
    1,316,697.19/1,817,190.05 = 743,774.27/x
  3. Step 3: Cross multiply
    1,316,697.19x = 1,817,190.05 × 743,774.27
  4. Step 4: Simplify right side
    1,316,697.19x = 1,351,579,190,085.19
  5. Step 5: Solve for x
    x = 1,351,579,190,085.19/1,316,697.19
  6. Step 6: Final answer
    x = 1,026,492.05

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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.