Home / 1,421,956.08-2,132,936.28-569,411.64

Finding the Fourth Proportional to 1,421,956.08, 2,132,936.28 and 569,411.64

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Solution

The fourth proportional to 1,421,956.08, 2,132,936.28 and 569,411.64 is: 854,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,956.08 : 2,132,936.28 = 569,411.64 : x
  2. Step 2: Convert to fraction form
    1,421,956.08/2,132,936.28 = 569,411.64/x
  3. Step 3: Cross multiply
    1,421,956.08x = 2,132,936.28 × 569,411.64
  4. Step 4: Simplify right side
    1,421,956.08x = 1,214,518,745,210.30
  5. Step 5: Solve for x
    x = 1,214,518,745,210.30/1,421,956.08
  6. Step 6: Final answer
    x = 854,118.32

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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.