Home / 4,984,158.96-7,476,131.12-1,389,830.13

Finding the Fourth Proportional to 4,984,158.96, 7,476,131.12 and 1,389,830.13

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Solution

The fourth proportional to 4,984,158.96, 7,476,131.12 and 1,389,830.13 is: 2,084,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,158.96 : 7,476,131.12 = 1,389,830.13 : x
  2. Step 2: Convert to fraction form
    4,984,158.96/7,476,131.12 = 1,389,830.13/x
  3. Step 3: Cross multiply
    4,984,158.96x = 7,476,131.12 × 1,389,830.13
  4. Step 4: Simplify right side
    4,984,158.96x = 10,390,552,279,457.49
  5. Step 5: Solve for x
    x = 10,390,552,279,457.49/4,984,158.96
  6. Step 6: Final answer
    x = 2,084,715.27

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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.