Home / 1,688,193.25-2,329,928.55-962,874.70

Finding the Fourth Proportional to 1,688,193.25, 2,329,928.55 and 962,874.70

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Solution

The fourth proportional to 1,688,193.25, 2,329,928.55 and 962,874.70 is: 1,328,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,193.25 : 2,329,928.55 = 962,874.70 : x
  2. Step 2: Convert to fraction form
    1,688,193.25/2,329,928.55 = 962,874.70/x
  3. Step 3: Cross multiply
    1,688,193.25x = 2,329,928.55 × 962,874.70
  4. Step 4: Simplify right side
    1,688,193.25x = 2,243,429,252,904.32
  5. Step 5: Solve for x
    x = 2,243,429,252,904.32/1,688,193.25
  6. Step 6: Final answer
    x = 1,328,893.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.