Home / 985,846.12-1,360,457.22-556,266.04

Finding the Fourth Proportional to 985,846.12, 1,360,457.22 and 556,266.04

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Solution

The fourth proportional to 985,846.12, 1,360,457.22 and 556,266.04 is: 767,641.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,846.12 : 1,360,457.22 = 556,266.04 : x
  2. Step 2: Convert to fraction form
    985,846.12/1,360,457.22 = 556,266.04/x
  3. Step 3: Cross multiply
    985,846.12x = 1,360,457.22 × 556,266.04
  4. Step 4: Simplify right side
    985,846.12x = 756,776,150,358.81
  5. Step 5: Solve for x
    x = 756,776,150,358.81/985,846.12
  6. Step 6: Final answer
    x = 767,641.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.