Home / 1,162,595.70-1,604,188.13-646,335.18

Finding the Fourth Proportional to 1,162,595.70, 1,604,188.13 and 646,335.18

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Solution

The fourth proportional to 1,162,595.70, 1,604,188.13 and 646,335.18 is: 891,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,595.70 : 1,604,188.13 = 646,335.18 : x
  2. Step 2: Convert to fraction form
    1,162,595.70/1,604,188.13 = 646,335.18/x
  3. Step 3: Cross multiply
    1,162,595.70x = 1,604,188.13 × 646,335.18
  4. Step 4: Simplify right side
    1,162,595.70x = 1,036,843,220,525.74
  5. Step 5: Solve for x
    x = 1,036,843,220,525.74/1,162,595.70
  6. Step 6: Final answer
    x = 891,834.73

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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.