Home / 1,400,510.40-2,098,000.80-837,873.60

Finding the Fourth Proportional to 1,400,510.40, 2,098,000.80 and 837,873.60

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Solution

The fourth proportional to 1,400,510.40, 2,098,000.80 and 837,873.60 is: 1,255,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,510.40 : 2,098,000.80 = 837,873.60 : x
  2. Step 2: Convert to fraction form
    1,400,510.40/2,098,000.80 = 837,873.60/x
  3. Step 3: Cross multiply
    1,400,510.40x = 2,098,000.80 × 837,873.60
  4. Step 4: Simplify right side
    1,400,510.40x = 1,757,859,483,098.88
  5. Step 5: Solve for x
    x = 1,757,859,483,098.88/1,400,510.40
  6. Step 6: Final answer
    x = 1,255,156.32

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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.