Home / 2,916,570.77-4,026,380.98-2,130,755.40

Finding the Fourth Proportional to 2,916,570.77, 4,026,380.98 and 2,130,755.40

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Solution

The fourth proportional to 2,916,570.77, 4,026,380.98 and 2,130,755.40 is: 2,941,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,570.77 : 4,026,380.98 = 2,130,755.40 : x
  2. Step 2: Convert to fraction form
    2,916,570.77/4,026,380.98 = 2,130,755.40/x
  3. Step 3: Cross multiply
    2,916,570.77x = 4,026,380.98 × 2,130,755.40
  4. Step 4: Simplify right side
    2,916,570.77x = 8,579,233,008,929.12
  5. Step 5: Solve for x
    x = 8,579,233,008,929.12/2,916,570.77
  6. Step 6: Final answer
    x = 2,941,548.03

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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.