Home / 992,458.60-1,488,687.90-945,802.60

Finding the Fourth Proportional to 992,458.60, 1,488,687.90 and 945,802.60

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Solution

The fourth proportional to 992,458.60, 1,488,687.90 and 945,802.60 is: 1,418,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,458.60 : 1,488,687.90 = 945,802.60 : x
  2. Step 2: Convert to fraction form
    992,458.60/1,488,687.90 = 945,802.60/x
  3. Step 3: Cross multiply
    992,458.60x = 1,488,687.90 × 945,802.60
  4. Step 4: Simplify right side
    992,458.60x = 1,408,004,886,408.54
  5. Step 5: Solve for x
    x = 1,408,004,886,408.54/992,458.60
  6. Step 6: Final answer
    x = 1,418,703.90

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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.