Home / 1,989,877.54-2,746,040.31-1,130,484.96

Finding the Fourth Proportional to 1,989,877.54, 2,746,040.31 and 1,130,484.96

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Solution

The fourth proportional to 1,989,877.54, 2,746,040.31 and 1,130,484.96 is: 1,560,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,877.54 : 2,746,040.31 = 1,130,484.96 : x
  2. Step 2: Convert to fraction form
    1,989,877.54/2,746,040.31 = 1,130,484.96/x
  3. Step 3: Cross multiply
    1,989,877.54x = 2,746,040.31 × 1,130,484.96
  4. Step 4: Simplify right side
    1,989,877.54x = 3,104,357,253,452.32
  5. Step 5: Solve for x
    x = 3,104,357,253,452.32/1,989,877.54
  6. Step 6: Final answer
    x = 1,560,074.52

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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.