Home / 2,943,871.32-4,412,633.40-1,424,343.72

Finding the Fourth Proportional to 2,943,871.32, 4,412,633.40 and 1,424,343.72

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Solution

The fourth proportional to 2,943,871.32, 4,412,633.40 and 1,424,343.72 is: 2,134,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,871.32 : 4,412,633.40 = 1,424,343.72 : x
  2. Step 2: Convert to fraction form
    2,943,871.32/4,412,633.40 = 1,424,343.72/x
  3. Step 3: Cross multiply
    2,943,871.32x = 4,412,633.40 × 1,424,343.72
  4. Step 4: Simplify right side
    2,943,871.32x = 6,285,106,671,952.25
  5. Step 5: Solve for x
    x = 6,285,106,671,952.25/2,943,871.32
  6. Step 6: Final answer
    x = 2,134,980.10

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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.