Home / 1,518,884.15-2,095,072.56-974,157.12

Finding the Fourth Proportional to 1,518,884.15, 2,095,072.56 and 974,157.12

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Solution

The fourth proportional to 1,518,884.15, 2,095,072.56 and 974,157.12 is: 1,343,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,884.15 : 2,095,072.56 = 974,157.12 : x
  2. Step 2: Convert to fraction form
    1,518,884.15/2,095,072.56 = 974,157.12/x
  3. Step 3: Cross multiply
    1,518,884.15x = 2,095,072.56 × 974,157.12
  4. Step 4: Simplify right side
    1,518,884.15x = 2,040,929,851,240.63
  5. Step 5: Solve for x
    x = 2,040,929,851,240.63/1,518,884.15
  6. Step 6: Final answer
    x = 1,343,703.44

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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.