Home / 1,584,818.09-2,184,622.33-971,834.21

Finding the Fourth Proportional to 1,584,818.09, 2,184,622.33 and 971,834.21

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Solution

The fourth proportional to 1,584,818.09, 2,184,622.33 and 971,834.21 is: 1,339,643.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,818.09 : 2,184,622.33 = 971,834.21 : x
  2. Step 2: Convert to fraction form
    1,584,818.09/2,184,622.33 = 971,834.21/x
  3. Step 3: Cross multiply
    1,584,818.09x = 2,184,622.33 × 971,834.21
  4. Step 4: Simplify right side
    1,584,818.09x = 2,123,090,713,794.32
  5. Step 5: Solve for x
    x = 2,123,090,713,794.32/1,584,818.09
  6. Step 6: Final answer
    x = 1,339,643.16

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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.