Home / 2,140,028.69-2,953,228.75-1,159,963.77

Finding the Fourth Proportional to 2,140,028.69, 2,953,228.75 and 1,159,963.77

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Solution

The fourth proportional to 2,140,028.69, 2,953,228.75 and 1,159,963.77 is: 1,600,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,028.69 : 2,953,228.75 = 1,159,963.77 : x
  2. Step 2: Convert to fraction form
    2,140,028.69/2,953,228.75 = 1,159,963.77/x
  3. Step 3: Cross multiply
    2,140,028.69x = 2,953,228.75 × 1,159,963.77
  4. Step 4: Simplify right side
    2,140,028.69x = 3,425,638,354,522.39
  5. Step 5: Solve for x
    x = 3,425,638,354,522.39/2,140,028.69
  6. Step 6: Final answer
    x = 1,600,744.13

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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.