Home / 1,555,518.86-2,334,114.83-1,498,900.51

Finding the Fourth Proportional to 1,555,518.86, 2,334,114.83 and 1,498,900.51

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Solution

The fourth proportional to 1,555,518.86, 2,334,114.83 and 1,498,900.51 is: 2,249,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,518.86 : 2,334,114.83 = 1,498,900.51 : x
  2. Step 2: Convert to fraction form
    1,555,518.86/2,334,114.83 = 1,498,900.51/x
  3. Step 3: Cross multiply
    1,555,518.86x = 2,334,114.83 × 1,498,900.51
  4. Step 4: Simplify right side
    1,555,518.86x = 3,498,605,909,085.56
  5. Step 5: Solve for x
    x = 3,498,605,909,085.56/1,555,518.86
  6. Step 6: Final answer
    x = 2,249,156.86

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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.