Home / 1,776,196.40-2,664,640.20-514,065.20

Finding the Fourth Proportional to 1,776,196.40, 2,664,640.20 and 514,065.20

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Solution

The fourth proportional to 1,776,196.40, 2,664,640.20 and 514,065.20 is: 771,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,196.40 : 2,664,640.20 = 514,065.20 : x
  2. Step 2: Convert to fraction form
    1,776,196.40/2,664,640.20 = 514,065.20/x
  3. Step 3: Cross multiply
    1,776,196.40x = 2,664,640.20 × 514,065.20
  4. Step 4: Simplify right side
    1,776,196.40x = 1,369,798,797,341.04
  5. Step 5: Solve for x
    x = 1,369,798,797,341.04/1,776,196.40
  6. Step 6: Final answer
    x = 771,197.82

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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.