Home / 1,047,218.37-1,445,278.66-633,982.92

Finding the Fourth Proportional to 1,047,218.37, 1,445,278.66 and 633,982.92

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Solution

The fourth proportional to 1,047,218.37, 1,445,278.66 and 633,982.92 is: 874,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,218.37 : 1,445,278.66 = 633,982.92 : x
  2. Step 2: Convert to fraction form
    1,047,218.37/1,445,278.66 = 633,982.92/x
  3. Step 3: Cross multiply
    1,047,218.37x = 1,445,278.66 × 633,982.92
  4. Step 4: Simplify right side
    1,047,218.37x = 916,281,985,523.77
  5. Step 5: Solve for x
    x = 916,281,985,523.77/1,047,218.37
  6. Step 6: Final answer
    x = 874,967.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.