Home / 4,634,878.40-6,953,008.80-1,642,827.20

Finding the Fourth Proportional to 4,634,878.40, 6,953,008.80 and 1,642,827.20

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Solution

The fourth proportional to 4,634,878.40, 6,953,008.80 and 1,642,827.20 is: 2,464,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634,878.40 : 6,953,008.80 = 1,642,827.20 : x
  2. Step 2: Convert to fraction form
    4,634,878.40/6,953,008.80 = 1,642,827.20/x
  3. Step 3: Cross multiply
    4,634,878.40x = 6,953,008.80 × 1,642,827.20
  4. Step 4: Simplify right side
    4,634,878.40x = 11,422,591,978,479.36
  5. Step 5: Solve for x
    x = 11,422,591,978,479.36/4,634,878.40
  6. Step 6: Final answer
    x = 2,464,485.80

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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.