Home / 2,637,572.12-3,956,675.46-931,364.36

Finding the Fourth Proportional to 2,637,572.12, 3,956,675.46 and 931,364.36

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Solution

The fourth proportional to 2,637,572.12, 3,956,675.46 and 931,364.36 is: 1,397,158.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,572.12 : 3,956,675.46 = 931,364.36 : x
  2. Step 2: Convert to fraction form
    2,637,572.12/3,956,675.46 = 931,364.36/x
  3. Step 3: Cross multiply
    2,637,572.12x = 3,956,675.46 × 931,364.36
  4. Step 4: Simplify right side
    2,637,572.12x = 3,685,106,507,530.61
  5. Step 5: Solve for x
    x = 3,685,106,507,530.61/2,637,572.12
  6. Step 6: Final answer
    x = 1,397,158.58

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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.