Home / 1,429,297.24-1,972,485.66-784,744.60

Finding the Fourth Proportional to 1,429,297.24, 1,972,485.66 and 784,744.60

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Solution

The fourth proportional to 1,429,297.24, 1,972,485.66 and 784,744.60 is: 1,082,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,297.24 : 1,972,485.66 = 784,744.60 : x
  2. Step 2: Convert to fraction form
    1,429,297.24/1,972,485.66 = 784,744.60/x
  3. Step 3: Cross multiply
    1,429,297.24x = 1,972,485.66 × 784,744.60
  4. Step 4: Simplify right side
    1,429,297.24x = 1,547,897,470,262.44
  5. Step 5: Solve for x
    x = 1,547,897,470,262.44/1,429,297.24
  6. Step 6: Final answer
    x = 1,082,978.00

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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.