Home / 1,208,693.52-1,668,686.47-801,347.11

Finding the Fourth Proportional to 1,208,693.52, 1,668,686.47 and 801,347.11

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Solution

The fourth proportional to 1,208,693.52, 1,668,686.47 and 801,347.11 is: 1,106,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,693.52 : 1,668,686.47 = 801,347.11 : x
  2. Step 2: Convert to fraction form
    1,208,693.52/1,668,686.47 = 801,347.11/x
  3. Step 3: Cross multiply
    1,208,693.52x = 1,668,686.47 × 801,347.11
  4. Step 4: Simplify right side
    1,208,693.52x = 1,337,197,074,055.52
  5. Step 5: Solve for x
    x = 1,337,197,074,055.52/1,208,693.52
  6. Step 6: Final answer
    x = 1,106,316.08

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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.