Home / 1,438,176.52-2,158,089.05-585,090.73

Finding the Fourth Proportional to 1,438,176.52, 2,158,089.05 and 585,090.73

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Solution

The fourth proportional to 1,438,176.52, 2,158,089.05 and 585,090.73 is: 877,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,176.52 : 2,158,089.05 = 585,090.73 : x
  2. Step 2: Convert to fraction form
    1,438,176.52/2,158,089.05 = 585,090.73/x
  3. Step 3: Cross multiply
    1,438,176.52x = 2,158,089.05 × 585,090.73
  4. Step 4: Simplify right side
    1,438,176.52x = 1,262,677,897,669.51
  5. Step 5: Solve for x
    x = 1,262,677,897,669.51/1,438,176.52
  6. Step 6: Final answer
    x = 877,971.43

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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.