Home / 926,981.70-1,391,509.35-866,069.70

Finding the Fourth Proportional to 926,981.70, 1,391,509.35 and 866,069.70

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Solution

The fourth proportional to 926,981.70, 1,391,509.35 and 866,069.70 is: 1,300,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,981.70 : 1,391,509.35 = 866,069.70 : x
  2. Step 2: Convert to fraction form
    926,981.70/1,391,509.35 = 866,069.70/x
  3. Step 3: Cross multiply
    926,981.70x = 1,391,509.35 × 866,069.70
  4. Step 4: Simplify right side
    926,981.70x = 1,205,144,085,301.70
  5. Step 5: Solve for x
    x = 1,205,144,085,301.70/926,981.70
  6. Step 6: Final answer
    x = 1,300,073.22

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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.