Home / 1,131,095.12-1,696,598.40-383,141.12

Finding the Fourth Proportional to 1,131,095.12, 1,696,598.40 and 383,141.12

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Solution

The fourth proportional to 1,131,095.12, 1,696,598.40 and 383,141.12 is: 574,696.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,095.12 : 1,696,598.40 = 383,141.12 : x
  2. Step 2: Convert to fraction form
    1,131,095.12/1,696,598.40 = 383,141.12/x
  3. Step 3: Cross multiply
    1,131,095.12x = 1,696,598.40 × 383,141.12
  4. Step 4: Simplify right side
    1,131,095.12x = 650,036,611,166.21
  5. Step 5: Solve for x
    x = 650,036,611,166.21/1,131,095.12
  6. Step 6: Final answer
    x = 574,696.68

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Double scale
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1.5x scale

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.