Home / 1,684,119-2,324,057.12-920,156.16

Finding the Fourth Proportional to 1,684,119, 2,324,057.12 and 920,156.16

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Solution

The fourth proportional to 1,684,119, 2,324,057.12 and 920,156.16 is: 1,269,800.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,119 : 2,324,057.12 = 920,156.16 : x
  2. Step 2: Convert to fraction form
    1,684,119/2,324,057.12 = 920,156.16/x
  3. Step 3: Cross multiply
    1,684,119x = 2,324,057.12 × 920,156.16
  4. Step 4: Simplify right side
    1,684,119x = 2,138,495,475,159.86
  5. Step 5: Solve for x
    x = 2,138,495,475,159.86/1,684,119
  6. Step 6: Final answer
    x = 1,269,800.69

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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.