Home / 1,640,045.22-2,459,980.35-441,948.30

Finding the Fourth Proportional to 1,640,045.22, 2,459,980.35 and 441,948.30

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Solution

The fourth proportional to 1,640,045.22, 2,459,980.35 and 441,948.30 is: 662,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,045.22 : 2,459,980.35 = 441,948.30 : x
  2. Step 2: Convert to fraction form
    1,640,045.22/2,459,980.35 = 441,948.30/x
  3. Step 3: Cross multiply
    1,640,045.22x = 2,459,980.35 × 441,948.30
  4. Step 4: Simplify right side
    1,640,045.22x = 1,087,184,133,715.91
  5. Step 5: Solve for x
    x = 1,087,184,133,715.91/1,640,045.22
  6. Step 6: Final answer
    x = 662,898.88

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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.