Home / 1,455,814.10-2,182,080.90-698,018.60

Finding the Fourth Proportional to 1,455,814.10, 2,182,080.90 and 698,018.60

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Solution

The fourth proportional to 1,455,814.10, 2,182,080.90 and 698,018.60 is: 1,046,241.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,814.10 : 2,182,080.90 = 698,018.60 : x
  2. Step 2: Convert to fraction form
    1,455,814.10/2,182,080.90 = 698,018.60/x
  3. Step 3: Cross multiply
    1,455,814.10x = 2,182,080.90 × 698,018.60
  4. Step 4: Simplify right side
    1,455,814.10x = 1,523,133,054,904.74
  5. Step 5: Solve for x
    x = 1,523,133,054,904.74/1,455,814.10
  6. Step 6: Final answer
    x = 1,046,241.45

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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.