Home / 971,927.80-1,457,891.70-617,196.40

Finding the Fourth Proportional to 971,927.80, 1,457,891.70 and 617,196.40

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Solution

The fourth proportional to 971,927.80, 1,457,891.70 and 617,196.40 is: 925,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,927.80 : 1,457,891.70 = 617,196.40 : x
  2. Step 2: Convert to fraction form
    971,927.80/1,457,891.70 = 617,196.40/x
  3. Step 3: Cross multiply
    971,927.80x = 1,457,891.70 × 617,196.40
  4. Step 4: Simplify right side
    971,927.80x = 899,805,508,829.88
  5. Step 5: Solve for x
    x = 899,805,508,829.88/971,927.80
  6. Step 6: Final answer
    x = 925,794.60

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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.