Home / 1,117,705.50-1,542,433.77-608,411.70

Finding the Fourth Proportional to 1,117,705.50, 1,542,433.77 and 608,411.70

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Solution

The fourth proportional to 1,117,705.50, 1,542,433.77 and 608,411.70 is: 839,608.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,705.50 : 1,542,433.77 = 608,411.70 : x
  2. Step 2: Convert to fraction form
    1,117,705.50/1,542,433.77 = 608,411.70/x
  3. Step 3: Cross multiply
    1,117,705.50x = 1,542,433.77 × 608,411.70
  4. Step 4: Simplify right side
    1,117,705.50x = 938,434,752,143.11
  5. Step 5: Solve for x
    x = 938,434,752,143.11/1,117,705.50
  6. Step 6: Final answer
    x = 839,608.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.