Home / 1,922,653.80-2,881,647.90-856,564.20

Finding the Fourth Proportional to 1,922,653.80, 2,881,647.90 and 856,564.20

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Solution

The fourth proportional to 1,922,653.80, 2,881,647.90 and 856,564.20 is: 1,283,807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,653.80 : 2,881,647.90 = 856,564.20 : x
  2. Step 2: Convert to fraction form
    1,922,653.80/2,881,647.90 = 856,564.20/x
  3. Step 3: Cross multiply
    1,922,653.80x = 2,881,647.90 × 856,564.20
  4. Step 4: Simplify right side
    1,922,653.80x = 2,468,316,428,145.18
  5. Step 5: Solve for x
    x = 2,468,316,428,145.18/1,922,653.80
  6. Step 6: Final answer
    x = 1,283,807.01

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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.