Home / 1,370,807.39-1,891,652.46-758,917.19

Finding the Fourth Proportional to 1,370,807.39, 1,891,652.46 and 758,917.19

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Solution

The fourth proportional to 1,370,807.39, 1,891,652.46 and 758,917.19 is: 1,047,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,807.39 : 1,891,652.46 = 758,917.19 : x
  2. Step 2: Convert to fraction form
    1,370,807.39/1,891,652.46 = 758,917.19/x
  3. Step 3: Cross multiply
    1,370,807.39x = 1,891,652.46 × 758,917.19
  4. Step 4: Simplify right side
    1,370,807.39x = 1,435,607,569,399.79
  5. Step 5: Solve for x
    x = 1,435,607,569,399.79/1,370,807.39
  6. Step 6: Final answer
    x = 1,047,271.54

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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.