Home / 1,021,556.81-1,409,748.40-592,086.05

Finding the Fourth Proportional to 1,021,556.81, 1,409,748.40 and 592,086.05

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Solution

The fourth proportional to 1,021,556.81, 1,409,748.40 and 592,086.05 is: 817,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,556.81 : 1,409,748.40 = 592,086.05 : x
  2. Step 2: Convert to fraction form
    1,021,556.81/1,409,748.40 = 592,086.05/x
  3. Step 3: Cross multiply
    1,021,556.81x = 1,409,748.40 × 592,086.05
  4. Step 4: Simplify right side
    1,021,556.81x = 834,692,368,557.58
  5. Step 5: Solve for x
    x = 834,692,368,557.58/1,021,556.81
  6. Step 6: Final answer
    x = 817,078.76

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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.