Home / 1,169,855.92-1,754,783.88-421,901.92

Finding the Fourth Proportional to 1,169,855.92, 1,754,783.88 and 421,901.92

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Solution

The fourth proportional to 1,169,855.92, 1,754,783.88 and 421,901.92 is: 632,852.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,855.92 : 1,754,783.88 = 421,901.92 : x
  2. Step 2: Convert to fraction form
    1,169,855.92/1,754,783.88 = 421,901.92/x
  3. Step 3: Cross multiply
    1,169,855.92x = 1,754,783.88 × 421,901.92
  4. Step 4: Simplify right side
    1,169,855.92x = 740,346,688,157.05
  5. Step 5: Solve for x
    x = 740,346,688,157.05/1,169,855.92
  6. Step 6: Final answer
    x = 632,852.88

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Similar ratio
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1.5x scale

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.