Home / 1,583,309.32-2,185,169.22-885,628.91

Finding the Fourth Proportional to 1,583,309.32, 2,185,169.22 and 885,628.91

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Solution

The fourth proportional to 1,583,309.32, 2,185,169.22 and 885,628.91 is: 1,222,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,309.32 : 2,185,169.22 = 885,628.91 : x
  2. Step 2: Convert to fraction form
    1,583,309.32/2,185,169.22 = 885,628.91/x
  3. Step 3: Cross multiply
    1,583,309.32x = 2,185,169.22 × 885,628.91
  4. Step 4: Simplify right side
    1,583,309.32x = 1,935,249,023,548.30
  5. Step 5: Solve for x
    x = 1,935,249,023,548.30/1,583,309.32
  6. Step 6: Final answer
    x = 1,222,281.08

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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.