Home / 5,240,109.40-7,855,412.10-1,873,533.40

Finding the Fourth Proportional to 5,240,109.40, 7,855,412.10 and 1,873,533.40

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Solution

The fourth proportional to 5,240,109.40, 7,855,412.10 and 1,873,533.40 is: 2,808,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240,109.40 : 7,855,412.10 = 1,873,533.40 : x
  2. Step 2: Convert to fraction form
    5,240,109.40/7,855,412.10 = 1,873,533.40/x
  3. Step 3: Cross multiply
    5,240,109.40x = 7,855,412.10 × 1,873,533.40
  4. Step 4: Simplify right side
    5,240,109.40x = 14,717,376,940,114.14
  5. Step 5: Solve for x
    x = 14,717,376,940,114.14/5,240,109.40
  6. Step 6: Final answer
    x = 2,808,601.08

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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.