Home / 1,622,818.40-2,238,735.29-1,050,043.10

Finding the Fourth Proportional to 1,622,818.40, 2,238,735.29 and 1,050,043.10

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Solution

The fourth proportional to 1,622,818.40, 2,238,735.29 and 1,050,043.10 is: 1,448,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,818.40 : 2,238,735.29 = 1,050,043.10 : x
  2. Step 2: Convert to fraction form
    1,622,818.40/2,238,735.29 = 1,050,043.10/x
  3. Step 3: Cross multiply
    1,622,818.40x = 2,238,735.29 × 1,050,043.10
  4. Step 4: Simplify right side
    1,622,818.40x = 2,350,768,527,547.11
  5. Step 5: Solve for x
    x = 2,350,768,527,547.11/1,622,818.40
  6. Step 6: Final answer
    x = 1,448,571.53

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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.