Home / 1,369,754.40-2,054,911.86-471,079.20

Finding the Fourth Proportional to 1,369,754.40, 2,054,911.86 and 471,079.20

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Solution

The fourth proportional to 1,369,754.40, 2,054,911.86 and 471,079.20 is: 706,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,754.40 : 2,054,911.86 = 471,079.20 : x
  2. Step 2: Convert to fraction form
    1,369,754.40/2,054,911.86 = 471,079.20/x
  3. Step 3: Cross multiply
    1,369,754.40x = 2,054,911.86 × 471,079.20
  4. Step 4: Simplify right side
    1,369,754.40x = 968,026,235,079.31
  5. Step 5: Solve for x
    x = 968,026,235,079.31/1,369,754.40
  6. Step 6: Final answer
    x = 706,715.19

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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.