Home / 1,927,577.54-2,660,072.64-1,068,152.15

Finding the Fourth Proportional to 1,927,577.54, 2,660,072.64 and 1,068,152.15

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Solution

The fourth proportional to 1,927,577.54, 2,660,072.64 and 1,068,152.15 is: 1,474,058.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,577.54 : 2,660,072.64 = 1,068,152.15 : x
  2. Step 2: Convert to fraction form
    1,927,577.54/2,660,072.64 = 1,068,152.15/x
  3. Step 3: Cross multiply
    1,927,577.54x = 2,660,072.64 × 1,068,152.15
  4. Step 4: Simplify right side
    1,927,577.54x = 2,841,362,312,216.79
  5. Step 5: Solve for x
    x = 2,841,362,312,216.79/1,927,577.54
  6. Step 6: Final answer
    x = 1,474,058.63

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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.