Home / 1,038,786.68-1,560,919.90-559,368.92

Finding the Fourth Proportional to 1,038,786.68, 1,560,919.90 and 559,368.92

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Solution

The fourth proportional to 1,038,786.68, 1,560,919.90 and 559,368.92 is: 840,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,786.68 : 1,560,919.90 = 559,368.92 : x
  2. Step 2: Convert to fraction form
    1,038,786.68/1,560,919.90 = 559,368.92/x
  3. Step 3: Cross multiply
    1,038,786.68x = 1,560,919.90 × 559,368.92
  4. Step 4: Simplify right side
    1,038,786.68x = 873,130,078,669.51
  5. Step 5: Solve for x
    x = 873,130,078,669.51/1,038,786.68
  6. Step 6: Final answer
    x = 840,528.76

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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.