Home / 3,140,721.54-4,710,083.58-1,010,309.76

Finding the Fourth Proportional to 3,140,721.54, 4,710,083.58 and 1,010,309.76

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Solution

The fourth proportional to 3,140,721.54, 4,710,083.58 and 1,010,309.76 is: 1,515,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,721.54 : 4,710,083.58 = 1,010,309.76 : x
  2. Step 2: Convert to fraction form
    3,140,721.54/4,710,083.58 = 1,010,309.76/x
  3. Step 3: Cross multiply
    3,140,721.54x = 4,710,083.58 × 1,010,309.76
  4. Step 4: Simplify right side
    3,140,721.54x = 4,758,643,411,289.74
  5. Step 5: Solve for x
    x = 4,758,643,411,289.74/3,140,721.54
  6. Step 6: Final answer
    x = 1,515,143.37

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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.