Home / 1,077,029.16-1,615,820.53-403,120.14

Finding the Fourth Proportional to 1,077,029.16, 1,615,820.53 and 403,120.14

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Solution

The fourth proportional to 1,077,029.16, 1,615,820.53 and 403,120.14 is: 604,783.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,029.16 : 1,615,820.53 = 403,120.14 : x
  2. Step 2: Convert to fraction form
    1,077,029.16/1,615,820.53 = 403,120.14/x
  3. Step 3: Cross multiply
    1,077,029.16x = 1,615,820.53 × 403,120.14
  4. Step 4: Simplify right side
    1,077,029.16x = 651,369,799,912.41
  5. Step 5: Solve for x
    x = 651,369,799,912.41/1,077,029.16
  6. Step 6: Final answer
    x = 604,783.81

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1.5x scale

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.