Home / 1,218,006.84-1,680,927.47-701,751.35

Finding the Fourth Proportional to 1,218,006.84, 1,680,927.47 and 701,751.35

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Solution

The fourth proportional to 1,218,006.84, 1,680,927.47 and 701,751.35 is: 968,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,006.84 : 1,680,927.47 = 701,751.35 : x
  2. Step 2: Convert to fraction form
    1,218,006.84/1,680,927.47 = 701,751.35/x
  3. Step 3: Cross multiply
    1,218,006.84x = 1,680,927.47 × 701,751.35
  4. Step 4: Simplify right side
    1,218,006.84x = 1,179,593,109,411.19
  5. Step 5: Solve for x
    x = 1,179,593,109,411.19/1,218,006.84
  6. Step 6: Final answer
    x = 968,461.81

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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.