Home / 2,900,634.81-4,002,641.71-1,677,019.20

Finding the Fourth Proportional to 2,900,634.81, 4,002,641.71 and 1,677,019.20

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Solution

The fourth proportional to 2,900,634.81, 4,002,641.71 and 1,677,019.20 is: 2,314,151.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,634.81 : 4,002,641.71 = 1,677,019.20 : x
  2. Step 2: Convert to fraction form
    2,900,634.81/4,002,641.71 = 1,677,019.20/x
  3. Step 3: Cross multiply
    2,900,634.81x = 4,002,641.71 × 1,677,019.20
  4. Step 4: Simplify right side
    2,900,634.81x = 6,712,506,994,198.28
  5. Step 5: Solve for x
    x = 6,712,506,994,198.28/2,900,634.81
  6. Step 6: Final answer
    x = 2,314,151.02

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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.