Home / 1,251,956.35-1,877,303.03-891,921.48

Finding the Fourth Proportional to 1,251,956.35, 1,877,303.03 and 891,921.48

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Solution

The fourth proportional to 1,251,956.35, 1,877,303.03 and 891,921.48 is: 1,337,432.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,956.35 : 1,877,303.03 = 891,921.48 : x
  2. Step 2: Convert to fraction form
    1,251,956.35/1,877,303.03 = 891,921.48/x
  3. Step 3: Cross multiply
    1,251,956.35x = 1,877,303.03 × 891,921.48
  4. Step 4: Simplify right side
    1,251,956.35x = 1,674,406,890,443.65
  5. Step 5: Solve for x
    x = 1,674,406,890,443.65/1,251,956.35
  6. Step 6: Final answer
    x = 1,337,432.32

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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.