Home / 1,249,678.30-1,874,129.98-450,856.02

Finding the Fourth Proportional to 1,249,678.30, 1,874,129.98 and 450,856.02

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Solution

The fourth proportional to 1,249,678.30, 1,874,129.98 and 450,856.02 is: 676,144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,678.30 : 1,874,129.98 = 450,856.02 : x
  2. Step 2: Convert to fraction form
    1,249,678.30/1,874,129.98 = 450,856.02/x
  3. Step 3: Cross multiply
    1,249,678.30x = 1,874,129.98 × 450,856.02
  4. Step 4: Simplify right side
    1,249,678.30x = 844,962,783,745.48
  5. Step 5: Solve for x
    x = 844,962,783,745.48/1,249,678.30
  6. Step 6: Final answer
    x = 676,144.24

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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.