Home / 1,688,935.32-2,330,151.71-963,261.18

Finding the Fourth Proportional to 1,688,935.32, 2,330,151.71 and 963,261.18

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Solution

The fourth proportional to 1,688,935.32, 2,330,151.71 and 963,261.18 is: 1,328,970.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,935.32 : 2,330,151.71 = 963,261.18 : x
  2. Step 2: Convert to fraction form
    1,688,935.32/2,330,151.71 = 963,261.18/x
  3. Step 3: Cross multiply
    1,688,935.32x = 2,330,151.71 × 963,261.18
  4. Step 4: Simplify right side
    1,688,935.32x = 2,244,544,680,937.31
  5. Step 5: Solve for x
    x = 2,244,544,680,937.31/1,688,935.32
  6. Step 6: Final answer
    x = 1,328,970.18

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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.