Home / 1,865,894.40-2,799,187.20-603,763.20

Finding the Fourth Proportional to 1,865,894.40, 2,799,187.20 and 603,763.20

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Solution

The fourth proportional to 1,865,894.40, 2,799,187.20 and 603,763.20 is: 905,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,894.40 : 2,799,187.20 = 603,763.20 : x
  2. Step 2: Convert to fraction form
    1,865,894.40/2,799,187.20 = 603,763.20/x
  3. Step 3: Cross multiply
    1,865,894.40x = 2,799,187.20 × 603,763.20
  4. Step 4: Simplify right side
    1,865,894.40x = 1,690,046,221,271.04
  5. Step 5: Solve for x
    x = 1,690,046,221,271.04/1,865,894.40
  6. Step 6: Final answer
    x = 905,756.63

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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.