Home / 1,000,664.46-1,501,079.38-326,730.83

Finding the Fourth Proportional to 1,000,664.46, 1,501,079.38 and 326,730.83

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Solution

The fourth proportional to 1,000,664.46, 1,501,079.38 and 326,730.83 is: 490,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,664.46 : 1,501,079.38 = 326,730.83 : x
  2. Step 2: Convert to fraction form
    1,000,664.46/1,501,079.38 = 326,730.83/x
  3. Step 3: Cross multiply
    1,000,664.46x = 1,501,079.38 × 326,730.83
  4. Step 4: Simplify right side
    1,000,664.46x = 490,448,903,401.06
  5. Step 5: Solve for x
    x = 490,448,903,401.06/1,000,664.46
  6. Step 6: Final answer
    x = 490,123.24

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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.