Home / 1,370,564.89-2,056,314.35-411,043.75

Finding the Fourth Proportional to 1,370,564.89, 2,056,314.35 and 411,043.75

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Solution

The fourth proportional to 1,370,564.89, 2,056,314.35 and 411,043.75 is: 616,705.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,564.89 : 2,056,314.35 = 411,043.75 : x
  2. Step 2: Convert to fraction form
    1,370,564.89/2,056,314.35 = 411,043.75/x
  3. Step 3: Cross multiply
    1,370,564.89x = 2,056,314.35 × 411,043.75
  4. Step 4: Simplify right side
    1,370,564.89x = 845,235,161,602.81
  5. Step 5: Solve for x
    x = 845,235,161,602.81/1,370,564.89
  6. Step 6: Final answer
    x = 616,705.69

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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.