Home / 1,917,433.80-2,646,056.64-1,057,994.01

Finding the Fourth Proportional to 1,917,433.80, 2,646,056.64 and 1,057,994.01

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Solution

The fourth proportional to 1,917,433.80, 2,646,056.64 and 1,057,994.01 is: 1,460,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,433.80 : 2,646,056.64 = 1,057,994.01 : x
  2. Step 2: Convert to fraction form
    1,917,433.80/2,646,056.64 = 1,057,994.01/x
  3. Step 3: Cross multiply
    1,917,433.80x = 2,646,056.64 × 1,057,994.01
  4. Step 4: Simplify right side
    1,917,433.80x = 2,799,512,075,240.73
  5. Step 5: Solve for x
    x = 2,799,512,075,240.73/1,917,433.80
  6. Step 6: Final answer
    x = 1,460,030.63

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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.