Home / 1,021,901.87-1,410,156.86-614,020.88

Finding the Fourth Proportional to 1,021,901.87, 1,410,156.86 and 614,020.88

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Solution

The fourth proportional to 1,021,901.87, 1,410,156.86 and 614,020.88 is: 847,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,901.87 : 1,410,156.86 = 614,020.88 : x
  2. Step 2: Convert to fraction form
    1,021,901.87/1,410,156.86 = 614,020.88/x
  3. Step 3: Cross multiply
    1,021,901.87x = 1,410,156.86 × 614,020.88
  4. Step 4: Simplify right side
    1,021,901.87x = 865,865,745,994.35
  5. Step 5: Solve for x
    x = 865,865,745,994.35/1,021,901.87
  6. Step 6: Final answer
    x = 847,308.12

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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.