Home / 1,921,065.32-2,881,597.98-723,256.36

Finding the Fourth Proportional to 1,921,065.32, 2,881,597.98 and 723,256.36

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Solution

The fourth proportional to 1,921,065.32, 2,881,597.98 and 723,256.36 is: 1,084,884.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,065.32 : 2,881,597.98 = 723,256.36 : x
  2. Step 2: Convert to fraction form
    1,921,065.32/2,881,597.98 = 723,256.36/x
  3. Step 3: Cross multiply
    1,921,065.32x = 2,881,597.98 × 723,256.36
  4. Step 4: Simplify right side
    1,921,065.32x = 2,084,134,060,602.30
  5. Step 5: Solve for x
    x = 2,084,134,060,602.30/1,921,065.32
  6. Step 6: Final answer
    x = 1,084,884.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.