Home / 1,427,186.93-2,142,607.26-1,226,069.72

Finding the Fourth Proportional to 1,427,186.93, 2,142,607.26 and 1,226,069.72

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Solution

The fourth proportional to 1,427,186.93, 2,142,607.26 and 1,226,069.72 is: 1,840,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,186.93 : 2,142,607.26 = 1,226,069.72 : x
  2. Step 2: Convert to fraction form
    1,427,186.93/2,142,607.26 = 1,226,069.72/x
  3. Step 3: Cross multiply
    1,427,186.93x = 2,142,607.26 × 1,226,069.72
  4. Step 4: Simplify right side
    1,427,186.93x = 2,626,985,883,338.17
  5. Step 5: Solve for x
    x = 2,626,985,883,338.17/1,427,186.93
  6. Step 6: Final answer
    x = 1,840,674.01

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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.