Home / 1,586,900.04-2,191,416.68-1,104,783.48

Finding the Fourth Proportional to 1,586,900.04, 2,191,416.68 and 1,104,783.48

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Solution

The fourth proportional to 1,586,900.04, 2,191,416.68 and 1,104,783.48 is: 1,525,641.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,900.04 : 2,191,416.68 = 1,104,783.48 : x
  2. Step 2: Convert to fraction form
    1,586,900.04/2,191,416.68 = 1,104,783.48/x
  3. Step 3: Cross multiply
    1,586,900.04x = 2,191,416.68 × 1,104,783.48
  4. Step 4: Simplify right side
    1,586,900.04x = 2,421,040,945,860.45
  5. Step 5: Solve for x
    x = 2,421,040,945,860.45/1,586,900.04
  6. Step 6: Final answer
    x = 1,525,641.74

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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.