Home / 1,761,038.40-2,641,557.60-1,642,065.60

Finding the Fourth Proportional to 1,761,038.40, 2,641,557.60 and 1,642,065.60

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Solution

The fourth proportional to 1,761,038.40, 2,641,557.60 and 1,642,065.60 is: 2,463,098.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,038.40 : 2,641,557.60 = 1,642,065.60 : x
  2. Step 2: Convert to fraction form
    1,761,038.40/2,641,557.60 = 1,642,065.60/x
  3. Step 3: Cross multiply
    1,761,038.40x = 2,641,557.60 × 1,642,065.60
  4. Step 4: Simplify right side
    1,761,038.40x = 4,337,610,865,378.56
  5. Step 5: Solve for x
    x = 4,337,610,865,378.56/1,761,038.40
  6. Step 6: Final answer
    x = 2,463,098.40

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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.