Home / 1,569,546-2,354,341.14-447,615

Finding the Fourth Proportional to 1,569,546, 2,354,341.14 and 447,615

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Solution

The fourth proportional to 1,569,546, 2,354,341.14 and 447,615 is: 671,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,546 : 2,354,341.14 = 447,615 : x
  2. Step 2: Convert to fraction form
    1,569,546/2,354,341.14 = 447,615/x
  3. Step 3: Cross multiply
    1,569,546x = 2,354,341.14 × 447,615
  4. Step 4: Simplify right side
    1,569,546x = 1,053,838,409,381.10
  5. Step 5: Solve for x
    x = 1,053,838,409,381.10/1,569,546
  6. Step 6: Final answer
    x = 671,428.81

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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.