Home / 1,170,665.87-1,615,779.29-711,683.11

Finding the Fourth Proportional to 1,170,665.87, 1,615,779.29 and 711,683.11

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Solution

The fourth proportional to 1,170,665.87, 1,615,779.29 and 711,683.11 is: 982,281.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,665.87 : 1,615,779.29 = 711,683.11 : x
  2. Step 2: Convert to fraction form
    1,170,665.87/1,615,779.29 = 711,683.11/x
  3. Step 3: Cross multiply
    1,170,665.87x = 1,615,779.29 × 711,683.11
  4. Step 4: Simplify right side
    1,170,665.87x = 1,149,922,833,979.72
  5. Step 5: Solve for x
    x = 1,149,922,833,979.72/1,170,665.87
  6. Step 6: Final answer
    x = 982,281.00

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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.