Home / 2,812,870.47-3,881,681.05-1,651,298.06

Finding the Fourth Proportional to 2,812,870.47, 3,881,681.05 and 1,651,298.06

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Solution

The fourth proportional to 2,812,870.47, 3,881,681.05 and 1,651,298.06 is: 2,278,744.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,870.47 : 3,881,681.05 = 1,651,298.06 : x
  2. Step 2: Convert to fraction form
    2,812,870.47/3,881,681.05 = 1,651,298.06/x
  3. Step 3: Cross multiply
    2,812,870.47x = 3,881,681.05 × 1,651,298.06
  4. Step 4: Simplify right side
    2,812,870.47x = 6,409,812,387,403.76
  5. Step 5: Solve for x
    x = 6,409,812,387,403.76/2,812,870.47
  6. Step 6: Final answer
    x = 2,278,744.24

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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.