Home / 1,257,010.65-1,885,525.54-358,451.62

Finding the Fourth Proportional to 1,257,010.65, 1,885,525.54 and 358,451.62

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Solution

The fourth proportional to 1,257,010.65, 1,885,525.54 and 358,451.62 is: 537,680.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,010.65 : 1,885,525.54 = 358,451.62 : x
  2. Step 2: Convert to fraction form
    1,257,010.65/1,885,525.54 = 358,451.62/x
  3. Step 3: Cross multiply
    1,257,010.65x = 1,885,525.54 × 358,451.62
  4. Step 4: Simplify right side
    1,257,010.65x = 675,869,678,754.43
  5. Step 5: Solve for x
    x = 675,869,678,754.43/1,257,010.65
  6. Step 6: Final answer
    x = 537,680.15

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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.