Home / 1,886,354.42-2,842,241.40-1,556,777.16

Finding the Fourth Proportional to 1,886,354.42, 2,842,241.40 and 1,556,777.16

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Solution

The fourth proportional to 1,886,354.42, 2,842,241.40 and 1,556,777.16 is: 2,345,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,354.42 : 2,842,241.40 = 1,556,777.16 : x
  2. Step 2: Convert to fraction form
    1,886,354.42/2,842,241.40 = 1,556,777.16/x
  3. Step 3: Cross multiply
    1,886,354.42x = 2,842,241.40 × 1,556,777.16
  4. Step 4: Simplify right side
    1,886,354.42x = 4,424,736,494,726.42
  5. Step 5: Solve for x
    x = 4,424,736,494,726.42/1,886,354.42
  6. Step 6: Final answer
    x = 2,345,654.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.