Home / 1,339,931.60-2,009,465.47-441,159.35

Finding the Fourth Proportional to 1,339,931.60, 2,009,465.47 and 441,159.35

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Solution

The fourth proportional to 1,339,931.60, 2,009,465.47 and 441,159.35 is: 661,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,931.60 : 2,009,465.47 = 441,159.35 : x
  2. Step 2: Convert to fraction form
    1,339,931.60/2,009,465.47 = 441,159.35/x
  3. Step 3: Cross multiply
    1,339,931.60x = 2,009,465.47 × 441,159.35
  4. Step 4: Simplify right side
    1,339,931.60x = 886,494,474,466.08
  5. Step 5: Solve for x
    x = 886,494,474,466.08/1,339,931.60
  6. Step 6: Final answer
    x = 661,596.81

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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.