Home / 1,170,763.07-1,615,684.52-661,454.51

Finding the Fourth Proportional to 1,170,763.07, 1,615,684.52 and 661,454.51

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Solution

The fourth proportional to 1,170,763.07, 1,615,684.52 and 661,454.51 is: 912,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,763.07 : 1,615,684.52 = 661,454.51 : x
  2. Step 2: Convert to fraction form
    1,170,763.07/1,615,684.52 = 661,454.51/x
  3. Step 3: Cross multiply
    1,170,763.07x = 1,615,684.52 × 661,454.51
  4. Step 4: Simplify right side
    1,170,763.07x = 1,068,701,806,066.40
  5. Step 5: Solve for x
    x = 1,068,701,806,066.40/1,170,763.07
  6. Step 6: Final answer
    x = 912,825.01

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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.