Home / 2,779,007.40-4,168,511.10-983,917.80

Finding the Fourth Proportional to 2,779,007.40, 4,168,511.10 and 983,917.80

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Solution

The fourth proportional to 2,779,007.40, 4,168,511.10 and 983,917.80 is: 1,475,876.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,007.40 : 4,168,511.10 = 983,917.80 : x
  2. Step 2: Convert to fraction form
    2,779,007.40/4,168,511.10 = 983,917.80/x
  3. Step 3: Cross multiply
    2,779,007.40x = 4,168,511.10 × 983,917.80
  4. Step 4: Simplify right side
    2,779,007.40x = 4,101,472,270,787.58
  5. Step 5: Solve for x
    x = 4,101,472,270,787.58/2,779,007.40
  6. Step 6: Final answer
    x = 1,475,876.70

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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.