Home / 1,585,539.52-2,187,421.68-906,111.52

Finding the Fourth Proportional to 1,585,539.52, 2,187,421.68 and 906,111.52

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Solution

The fourth proportional to 1,585,539.52, 2,187,421.68 and 906,111.52 is: 1,250,077.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,539.52 : 2,187,421.68 = 906,111.52 : x
  2. Step 2: Convert to fraction form
    1,585,539.52/2,187,421.68 = 906,111.52/x
  3. Step 3: Cross multiply
    1,585,539.52x = 2,187,421.68 × 906,111.52
  4. Step 4: Simplify right side
    1,585,539.52x = 1,982,047,983,345.75
  5. Step 5: Solve for x
    x = 1,982,047,983,345.75/1,585,539.52
  6. Step 6: Final answer
    x = 1,250,077.94

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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.