Home / 2,097,368.58-2,894,285.28-1,238,205.60

Finding the Fourth Proportional to 2,097,368.58, 2,894,285.28 and 1,238,205.60

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Solution

The fourth proportional to 2,097,368.58, 2,894,285.28 and 1,238,205.60 is: 1,708,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,368.58 : 2,894,285.28 = 1,238,205.60 : x
  2. Step 2: Convert to fraction form
    2,097,368.58/2,894,285.28 = 1,238,205.60/x
  3. Step 3: Cross multiply
    2,097,368.58x = 2,894,285.28 × 1,238,205.60
  4. Step 4: Simplify right side
    2,097,368.58x = 3,583,720,241,693.57
  5. Step 5: Solve for x
    x = 3,583,720,241,693.57/2,097,368.58
  6. Step 6: Final answer
    x = 1,708,674.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.