Home / 2,031,629.40-3,047,470.02-1,400,373.72

Finding the Fourth Proportional to 2,031,629.40, 3,047,470.02 and 1,400,373.72

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Solution

The fourth proportional to 2,031,629.40, 3,047,470.02 and 1,400,373.72 is: 2,100,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,629.40 : 3,047,470.02 = 1,400,373.72 : x
  2. Step 2: Convert to fraction form
    2,031,629.40/3,047,470.02 = 1,400,373.72/x
  3. Step 3: Cross multiply
    2,031,629.40x = 3,047,470.02 × 1,400,373.72
  4. Step 4: Simplify right side
    2,031,629.40x = 4,267,596,928,495.87
  5. Step 5: Solve for x
    x = 4,267,596,928,495.87/2,031,629.40
  6. Step 6: Final answer
    x = 2,100,578.45

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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.