Home / 2,929,094.08-4,040,065.12-2,688,154.56

Finding the Fourth Proportional to 2,929,094.08, 4,040,065.12 and 2,688,154.56

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Solution

The fourth proportional to 2,929,094.08, 4,040,065.12 and 2,688,154.56 is: 3,707,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,094.08 : 4,040,065.12 = 2,688,154.56 : x
  2. Step 2: Convert to fraction form
    2,929,094.08/4,040,065.12 = 2,688,154.56/x
  3. Step 3: Cross multiply
    2,929,094.08x = 4,040,065.12 × 2,688,154.56
  4. Step 4: Simplify right side
    2,929,094.08x = 10,860,319,475,024.95
  5. Step 5: Solve for x
    x = 10,860,319,475,024.95/2,929,094.08
  6. Step 6: Final answer
    x = 3,707,740.07

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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.