Home / 1,316,592.95-1,816,383.90-765,217.04

Finding the Fourth Proportional to 1,316,592.95, 1,816,383.90 and 765,217.04

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Solution

The fourth proportional to 1,316,592.95, 1,816,383.90 and 765,217.04 is: 1,055,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,592.95 : 1,816,383.90 = 765,217.04 : x
  2. Step 2: Convert to fraction form
    1,316,592.95/1,816,383.90 = 765,217.04/x
  3. Step 3: Cross multiply
    1,316,592.95x = 1,816,383.90 × 765,217.04
  4. Step 4: Simplify right side
    1,316,592.95x = 1,389,927,902,379.74
  5. Step 5: Solve for x
    x = 1,389,927,902,379.74/1,316,592.95
  6. Step 6: Final answer
    x = 1,055,700.55

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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.