Home / 1,675,582.56-2,312,361.54-911,665.08

Finding the Fourth Proportional to 1,675,582.56, 2,312,361.54 and 911,665.08

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Solution

The fourth proportional to 1,675,582.56, 2,312,361.54 and 911,665.08 is: 1,258,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,582.56 : 2,312,361.54 = 911,665.08 : x
  2. Step 2: Convert to fraction form
    1,675,582.56/2,312,361.54 = 911,665.08/x
  3. Step 3: Cross multiply
    1,675,582.56x = 2,312,361.54 × 911,665.08
  4. Step 4: Simplify right side
    1,675,582.56x = 2,108,099,268,353.02
  5. Step 5: Solve for x
    x = 2,108,099,268,353.02/1,675,582.56
  6. Step 6: Final answer
    x = 1,258,129.15

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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.