Home / 1,009,169.35-1,513,754.03-692,666.71

Finding the Fourth Proportional to 1,009,169.35, 1,513,754.03 and 692,666.71

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Solution

The fourth proportional to 1,009,169.35, 1,513,754.03 and 692,666.71 is: 1,039,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,169.35 : 1,513,754.03 = 692,666.71 : x
  2. Step 2: Convert to fraction form
    1,009,169.35/1,513,754.03 = 692,666.71/x
  3. Step 3: Cross multiply
    1,009,169.35x = 1,513,754.03 × 692,666.71
  4. Step 4: Simplify right side
    1,009,169.35x = 1,048,527,023,709.34
  5. Step 5: Solve for x
    x = 1,048,527,023,709.34/1,009,169.35
  6. Step 6: Final answer
    x = 1,039,000.07

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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.