Home / 2,972,820-4,459,452.48-843,075.66

Finding the Fourth Proportional to 2,972,820, 4,459,452.48 and 843,075.66

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Solution

The fourth proportional to 2,972,820, 4,459,452.48 and 843,075.66 is: 1,264,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,820 : 4,459,452.48 = 843,075.66 : x
  2. Step 2: Convert to fraction form
    2,972,820/4,459,452.48 = 843,075.66/x
  3. Step 3: Cross multiply
    2,972,820x = 4,459,452.48 × 843,075.66
  4. Step 4: Simplify right side
    2,972,820x = 3,759,655,842,814.64
  5. Step 5: Solve for x
    x = 3,759,655,842,814.64/2,972,820
  6. Step 6: Final answer
    x = 1,264,676.58

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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.