Home / 1,518,516-2,095,370.16-839,360.16

Finding the Fourth Proportional to 1,518,516, 2,095,370.16 and 839,360.16

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Solution

The fourth proportional to 1,518,516, 2,095,370.16 and 839,360.16 is: 1,158,216.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,516 : 2,095,370.16 = 839,360.16 : x
  2. Step 2: Convert to fraction form
    1,518,516/2,095,370.16 = 839,360.16/x
  3. Step 3: Cross multiply
    1,518,516x = 2,095,370.16 × 839,360.16
  4. Step 4: Simplify right side
    1,518,516x = 1,758,770,232,756.83
  5. Step 5: Solve for x
    x = 1,758,770,232,756.83/1,518,516
  6. Step 6: Final answer
    x = 1,158,216.46

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Double scale
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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.