Home / 846,636.17-1,269,904.81-619,162.20

Finding the Fourth Proportional to 846,636.17, 1,269,904.81 and 619,162.20

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Solution

The fourth proportional to 846,636.17, 1,269,904.81 and 619,162.20 is: 928,707.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,636.17 : 1,269,904.81 = 619,162.20 : x
  2. Step 2: Convert to fraction form
    846,636.17/1,269,904.81 = 619,162.20/x
  3. Step 3: Cross multiply
    846,636.17x = 1,269,904.81 × 619,162.20
  4. Step 4: Simplify right side
    846,636.17x = 786,277,055,950.18
  5. Step 5: Solve for x
    x = 786,277,055,950.18/846,636.17
  6. Step 6: Final answer
    x = 928,707.14

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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.