Home / 4,154,457.71-6,232,001.78-1,121,779.44

Finding the Fourth Proportional to 4,154,457.71, 6,232,001.78 and 1,121,779.44

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Solution

The fourth proportional to 4,154,457.71, 6,232,001.78 and 1,121,779.44 is: 1,682,754.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,457.71 : 6,232,001.78 = 1,121,779.44 : x
  2. Step 2: Convert to fraction form
    4,154,457.71/6,232,001.78 = 1,121,779.44/x
  3. Step 3: Cross multiply
    4,154,457.71x = 6,232,001.78 × 1,121,779.44
  4. Step 4: Simplify right side
    4,154,457.71x = 6,990,931,461,238.51
  5. Step 5: Solve for x
    x = 6,990,931,461,238.51/4,154,457.71
  6. Step 6: Final answer
    x = 1,682,754.27

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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.