Home / 1,887,633.84-2,828,650.80-1,386,548.40

Finding the Fourth Proportional to 1,887,633.84, 2,828,650.80 and 1,386,548.40

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Solution

The fourth proportional to 1,887,633.84, 2,828,650.80 and 1,386,548.40 is: 2,077,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,633.84 : 2,828,650.80 = 1,386,548.40 : x
  2. Step 2: Convert to fraction form
    1,887,633.84/2,828,650.80 = 1,386,548.40/x
  3. Step 3: Cross multiply
    1,887,633.84x = 2,828,650.80 × 1,386,548.40
  4. Step 4: Simplify right side
    1,887,633.84x = 3,922,061,240,898.72
  5. Step 5: Solve for x
    x = 3,922,061,240,898.72/1,887,633.84
  6. Step 6: Final answer
    x = 2,077,765.91

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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.