Home / 1,286,212.23-1,927,636.50-527,165.01

Finding the Fourth Proportional to 1,286,212.23, 1,927,636.50 and 527,165.01

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Solution

The fourth proportional to 1,286,212.23, 1,927,636.50 and 527,165.01 is: 790,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,212.23 : 1,927,636.50 = 527,165.01 : x
  2. Step 2: Convert to fraction form
    1,286,212.23/1,927,636.50 = 527,165.01/x
  3. Step 3: Cross multiply
    1,286,212.23x = 1,927,636.50 × 527,165.01
  4. Step 4: Simplify right side
    1,286,212.23x = 1,016,182,514,798.87
  5. Step 5: Solve for x
    x = 1,016,182,514,798.87/1,286,212.23
  6. Step 6: Final answer
    x = 790,058.20

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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.