Home / 3,983,615.20-5,977,366.80-1,852,602.40

Finding the Fourth Proportional to 3,983,615.20, 5,977,366.80 and 1,852,602.40

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Solution

The fourth proportional to 3,983,615.20, 5,977,366.80 and 1,852,602.40 is: 2,779,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983,615.20 : 5,977,366.80 = 1,852,602.40 : x
  2. Step 2: Convert to fraction form
    3,983,615.20/5,977,366.80 = 1,852,602.40/x
  3. Step 3: Cross multiply
    3,983,615.20x = 5,977,366.80 × 1,852,602.40
  4. Step 4: Simplify right side
    3,983,615.20x = 11,073,684,079,360.32
  5. Step 5: Solve for x
    x = 11,073,684,079,360.32/3,983,615.20
  6. Step 6: Final answer
    x = 2,779,807.67

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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.