Home / 2,291,595.06-3,161,085.42-1,430,660.64

Finding the Fourth Proportional to 2,291,595.06, 3,161,085.42 and 1,430,660.64

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Solution

The fourth proportional to 2,291,595.06, 3,161,085.42 and 1,430,660.64 is: 1,973,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,595.06 : 3,161,085.42 = 1,430,660.64 : x
  2. Step 2: Convert to fraction form
    2,291,595.06/3,161,085.42 = 1,430,660.64/x
  3. Step 3: Cross multiply
    2,291,595.06x = 3,161,085.42 × 1,430,660.64
  4. Step 4: Simplify right side
    2,291,595.06x = 4,522,440,490,071.87
  5. Step 5: Solve for x
    x = 4,522,440,490,071.87/2,291,595.06
  6. Step 6: Final answer
    x = 1,973,490.24

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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.