Home / 2,185,508.07-3,017,904.53-1,371,111.75

Finding the Fourth Proportional to 2,185,508.07, 3,017,904.53 and 1,371,111.75

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Solution

The fourth proportional to 2,185,508.07, 3,017,904.53 and 1,371,111.75 is: 1,893,328.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,508.07 : 3,017,904.53 = 1,371,111.75 : x
  2. Step 2: Convert to fraction form
    2,185,508.07/3,017,904.53 = 1,371,111.75/x
  3. Step 3: Cross multiply
    2,185,508.07x = 3,017,904.53 × 1,371,111.75
  4. Step 4: Simplify right side
    2,185,508.07x = 4,137,884,354,605.67
  5. Step 5: Solve for x
    x = 4,137,884,354,605.67/2,185,508.07
  6. Step 6: Final answer
    x = 1,893,328.33

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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.