Home / 3,662,820.40-5,490,439.80-1,642,032.40

Finding the Fourth Proportional to 3,662,820.40, 5,490,439.80 and 1,642,032.40

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Solution

The fourth proportional to 3,662,820.40, 5,490,439.80 and 1,642,032.40 is: 2,461,349.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662,820.40 : 5,490,439.80 = 1,642,032.40 : x
  2. Step 2: Convert to fraction form
    3,662,820.40/5,490,439.80 = 1,642,032.40/x
  3. Step 3: Cross multiply
    3,662,820.40x = 5,490,439.80 × 1,642,032.40
  4. Step 4: Simplify right side
    3,662,820.40x = 9,015,480,041,849.52
  5. Step 5: Solve for x
    x = 9,015,480,041,849.52/3,662,820.40
  6. Step 6: Final answer
    x = 2,461,349.19

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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.