Home / 1,696,432.25-2,544,646.74-434,257.85

Finding the Fourth Proportional to 1,696,432.25, 2,544,646.74 and 434,257.85

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Solution

The fourth proportional to 1,696,432.25, 2,544,646.74 and 434,257.85 is: 651,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,432.25 : 2,544,646.74 = 434,257.85 : x
  2. Step 2: Convert to fraction form
    1,696,432.25/2,544,646.74 = 434,257.85/x
  3. Step 3: Cross multiply
    1,696,432.25x = 2,544,646.74 × 434,257.85
  4. Step 4: Simplify right side
    1,696,432.25x = 1,105,032,809,598.68
  5. Step 5: Solve for x
    x = 1,105,032,809,598.68/1,696,432.25
  6. Step 6: Final answer
    x = 651,386.35

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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.