Home / 1,897,855.81-2,619,035.24-1,026,690.23

Finding the Fourth Proportional to 1,897,855.81, 2,619,035.24 and 1,026,690.23

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Solution

The fourth proportional to 1,897,855.81, 2,619,035.24 and 1,026,690.23 is: 1,416,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,855.81 : 2,619,035.24 = 1,026,690.23 : x
  2. Step 2: Convert to fraction form
    1,897,855.81/2,619,035.24 = 1,026,690.23/x
  3. Step 3: Cross multiply
    1,897,855.81x = 2,619,035.24 × 1,026,690.23
  4. Step 4: Simplify right side
    1,897,855.81x = 2,688,937,887,800.25
  5. Step 5: Solve for x
    x = 2,688,937,887,800.25/1,897,855.81
  6. Step 6: Final answer
    x = 1,416,829.39

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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.