Home / 1,595,692.69-2,201,979.15-870,497.16

Finding the Fourth Proportional to 1,595,692.69, 2,201,979.15 and 870,497.16

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Solution

The fourth proportional to 1,595,692.69, 2,201,979.15 and 870,497.16 is: 1,201,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,692.69 : 2,201,979.15 = 870,497.16 : x
  2. Step 2: Convert to fraction form
    1,595,692.69/2,201,979.15 = 870,497.16/x
  3. Step 3: Cross multiply
    1,595,692.69x = 2,201,979.15 × 870,497.16
  4. Step 4: Simplify right side
    1,595,692.69x = 1,916,816,603,031.20
  5. Step 5: Solve for x
    x = 1,916,816,603,031.20/1,595,692.69
  6. Step 6: Final answer
    x = 1,201,244.21

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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.