Home / 1,488,132.86-2,230,427.79-1,036,408.01

Finding the Fourth Proportional to 1,488,132.86, 2,230,427.79 and 1,036,408.01

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Solution

The fourth proportional to 1,488,132.86, 2,230,427.79 and 1,036,408.01 is: 1,553,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,132.86 : 2,230,427.79 = 1,036,408.01 : x
  2. Step 2: Convert to fraction form
    1,488,132.86/2,230,427.79 = 1,036,408.01/x
  3. Step 3: Cross multiply
    1,488,132.86x = 2,230,427.79 × 1,036,408.01
  4. Step 4: Simplify right side
    1,488,132.86x = 2,311,633,216,130.46
  5. Step 5: Solve for x
    x = 2,311,633,216,130.46/1,488,132.86
  6. Step 6: Final answer
    x = 1,553,378.25

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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.