Home / 1,077,707.38-1,615,684.38-403,411

Finding the Fourth Proportional to 1,077,707.38, 1,615,684.38 and 403,411

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Solution

The fourth proportional to 1,077,707.38, 1,615,684.38 and 403,411 is: 604,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,707.38 : 1,615,684.38 = 403,411 : x
  2. Step 2: Convert to fraction form
    1,077,707.38/1,615,684.38 = 403,411/x
  3. Step 3: Cross multiply
    1,077,707.38x = 1,615,684.38 × 403,411
  4. Step 4: Simplify right side
    1,077,707.38x = 651,784,851,420.18
  5. Step 5: Solve for x
    x = 651,784,851,420.18/1,077,707.38
  6. Step 6: Final answer
    x = 604,788.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.