Home / 1,930,320.70-2,895,826.65-808,503.10

Finding the Fourth Proportional to 1,930,320.70, 2,895,826.65 and 808,503.10

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Solution

The fourth proportional to 1,930,320.70, 2,895,826.65 and 808,503.10 is: 1,212,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,320.70 : 2,895,826.65 = 808,503.10 : x
  2. Step 2: Convert to fraction form
    1,930,320.70/2,895,826.65 = 808,503.10/x
  3. Step 3: Cross multiply
    1,930,320.70x = 2,895,826.65 × 808,503.10
  4. Step 4: Simplify right side
    1,930,320.70x = 2,341,284,823,587.61
  5. Step 5: Solve for x
    x = 2,341,284,823,587.61/1,930,320.70
  6. Step 6: Final answer
    x = 1,212,899.40

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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.