Home / 4,014,292.64-5,539,729.04-2,178,750.72

Finding the Fourth Proportional to 4,014,292.64, 5,539,729.04 and 2,178,750.72

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Solution

The fourth proportional to 4,014,292.64, 5,539,729.04 and 2,178,750.72 is: 3,006,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014,292.64 : 5,539,729.04 = 2,178,750.72 : x
  2. Step 2: Convert to fraction form
    4,014,292.64/5,539,729.04 = 2,178,750.72/x
  3. Step 3: Cross multiply
    4,014,292.64x = 5,539,729.04 × 2,178,750.72
  4. Step 4: Simplify right side
    4,014,292.64x = 12,069,688,621,525.27
  5. Step 5: Solve for x
    x = 12,069,688,621,525.27/4,014,292.64
  6. Step 6: Final answer
    x = 3,006,678.81

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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.