Home / 2,456,530.15-3,390,011.80-1,424,636.57

Finding the Fourth Proportional to 2,456,530.15, 3,390,011.80 and 1,424,636.57

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Solution

The fourth proportional to 2,456,530.15, 3,390,011.80 and 1,424,636.57 is: 1,965,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456,530.15 : 3,390,011.80 = 1,424,636.57 : x
  2. Step 2: Convert to fraction form
    2,456,530.15/3,390,011.80 = 1,424,636.57/x
  3. Step 3: Cross multiply
    2,456,530.15x = 3,390,011.80 × 1,424,636.57
  4. Step 4: Simplify right side
    2,456,530.15x = 4,829,534,804,091.10
  5. Step 5: Solve for x
    x = 4,829,534,804,091.10/2,456,530.15
  6. Step 6: Final answer
    x = 1,965,998.59

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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.