Home / 1,281,609.34-1,922,020.35-607,491.19

Finding the Fourth Proportional to 1,281,609.34, 1,922,020.35 and 607,491.19

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Solution

The fourth proportional to 1,281,609.34, 1,922,020.35 and 607,491.19 is: 911,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,609.34 : 1,922,020.35 = 607,491.19 : x
  2. Step 2: Convert to fraction form
    1,281,609.34/1,922,020.35 = 607,491.19/x
  3. Step 3: Cross multiply
    1,281,609.34x = 1,922,020.35 × 607,491.19
  4. Step 4: Simplify right side
    1,281,609.34x = 1,167,610,429,750.15
  5. Step 5: Solve for x
    x = 1,167,610,429,750.15/1,281,609.34
  6. Step 6: Final answer
    x = 911,050.19

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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.