Home / 2,773,809.90-4,158,090.45-1,637,444.70

Finding the Fourth Proportional to 2,773,809.90, 4,158,090.45 and 1,637,444.70

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Solution

The fourth proportional to 2,773,809.90, 4,158,090.45 and 1,637,444.70 is: 2,454,617.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773,809.90 : 4,158,090.45 = 1,637,444.70 : x
  2. Step 2: Convert to fraction form
    2,773,809.90/4,158,090.45 = 1,637,444.70/x
  3. Step 3: Cross multiply
    2,773,809.90x = 4,158,090.45 × 1,637,444.70
  4. Step 4: Simplify right side
    2,773,809.90x = 6,808,643,169,473.12
  5. Step 5: Solve for x
    x = 6,808,643,169,473.12/2,773,809.90
  6. Step 6: Final answer
    x = 2,454,617.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.