Home / 2,152,193.54-2,970,161.40-1,185,323.58

Finding the Fourth Proportional to 2,152,193.54, 2,970,161.40 and 1,185,323.58

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Solution

The fourth proportional to 2,152,193.54, 2,970,161.40 and 1,185,323.58 is: 1,635,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,193.54 : 2,970,161.40 = 1,185,323.58 : x
  2. Step 2: Convert to fraction form
    2,152,193.54/2,970,161.40 = 1,185,323.58/x
  3. Step 3: Cross multiply
    2,152,193.54x = 2,970,161.40 × 1,185,323.58
  4. Step 4: Simplify right side
    2,152,193.54x = 3,520,602,343,825.81
  5. Step 5: Solve for x
    x = 3,520,602,343,825.81/2,152,193.54
  6. Step 6: Final answer
    x = 1,635,820.52

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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.