Home / 3,468,018.02-4,785,756.77-1,919,186.51

Finding the Fourth Proportional to 3,468,018.02, 4,785,756.77 and 1,919,186.51

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Solution

The fourth proportional to 3,468,018.02, 4,785,756.77 and 1,919,186.51 is: 2,648,417.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,018.02 : 4,785,756.77 = 1,919,186.51 : x
  2. Step 2: Convert to fraction form
    3,468,018.02/4,785,756.77 = 1,919,186.51/x
  3. Step 3: Cross multiply
    3,468,018.02x = 4,785,756.77 × 1,919,186.51
  4. Step 4: Simplify right side
    3,468,018.02x = 9,184,759,813,994.36
  5. Step 5: Solve for x
    x = 9,184,759,813,994.36/3,468,018.02
  6. Step 6: Final answer
    x = 2,648,417.56

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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.