Home / 1,927,871.28-2,891,790.72-580,026.96

Finding the Fourth Proportional to 1,927,871.28, 2,891,790.72 and 580,026.96

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Solution

The fourth proportional to 1,927,871.28, 2,891,790.72 and 580,026.96 is: 870,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,871.28 : 2,891,790.72 = 580,026.96 : x
  2. Step 2: Convert to fraction form
    1,927,871.28/2,891,790.72 = 580,026.96/x
  3. Step 3: Cross multiply
    1,927,871.28x = 2,891,790.72 × 580,026.96
  4. Step 4: Simplify right side
    1,927,871.28x = 1,677,316,580,277.81
  5. Step 5: Solve for x
    x = 1,677,316,580,277.81/1,927,871.28
  6. Step 6: Final answer
    x = 870,035.57

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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.