Home / 1,980,853.89-2,970,415.61-701,036.02

Finding the Fourth Proportional to 1,980,853.89, 2,970,415.61 and 701,036.02

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Solution

The fourth proportional to 1,980,853.89, 2,970,415.61 and 701,036.02 is: 1,051,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,853.89 : 2,970,415.61 = 701,036.02 : x
  2. Step 2: Convert to fraction form
    1,980,853.89/2,970,415.61 = 701,036.02/x
  3. Step 3: Cross multiply
    1,980,853.89x = 2,970,415.61 × 701,036.02
  4. Step 4: Simplify right side
    1,980,853.89x = 2,082,368,321,875.99
  5. Step 5: Solve for x
    x = 2,082,368,321,875.99/1,980,853.89
  6. Step 6: Final answer
    x = 1,051,247.81

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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.