Home / 5,259,873.40-7,889,810.10-4,362,328.60

Finding the Fourth Proportional to 5,259,873.40, 7,889,810.10 and 4,362,328.60

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Solution

The fourth proportional to 5,259,873.40, 7,889,810.10 and 4,362,328.60 is: 6,543,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,873.40 : 7,889,810.10 = 4,362,328.60 : x
  2. Step 2: Convert to fraction form
    5,259,873.40/7,889,810.10 = 4,362,328.60/x
  3. Step 3: Cross multiply
    5,259,873.40x = 7,889,810.10 × 4,362,328.60
  4. Step 4: Simplify right side
    5,259,873.40x = 34,417,944,247,798.86
  5. Step 5: Solve for x
    x = 34,417,944,247,798.86/5,259,873.40
  6. Step 6: Final answer
    x = 6,543,492.90

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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.