Home / 1,148,720.37-1,585,207.83-719,237.31

Finding the Fourth Proportional to 1,148,720.37, 1,585,207.83 and 719,237.31

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Solution

The fourth proportional to 1,148,720.37, 1,585,207.83 and 719,237.31 is: 992,531.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,720.37 : 1,585,207.83 = 719,237.31 : x
  2. Step 2: Convert to fraction form
    1,148,720.37/1,585,207.83 = 719,237.31/x
  3. Step 3: Cross multiply
    1,148,720.37x = 1,585,207.83 × 719,237.31
  4. Step 4: Simplify right side
    1,148,720.37x = 1,140,140,615,440.14
  5. Step 5: Solve for x
    x = 1,140,140,615,440.14/1,148,720.37
  6. Step 6: Final answer
    x = 992,531.03

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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.