Home / 1,875,098.57-2,812,779.07-928,215.05

Finding the Fourth Proportional to 1,875,098.57, 2,812,779.07 and 928,215.05

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Solution

The fourth proportional to 1,875,098.57, 2,812,779.07 and 928,215.05 is: 1,392,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,098.57 : 2,812,779.07 = 928,215.05 : x
  2. Step 2: Convert to fraction form
    1,875,098.57/2,812,779.07 = 928,215.05/x
  3. Step 3: Cross multiply
    1,875,098.57x = 2,812,779.07 × 928,215.05
  4. Step 4: Simplify right side
    1,875,098.57x = 2,610,863,848,714.57
  5. Step 5: Solve for x
    x = 2,610,863,848,714.57/1,875,098.57
  6. Step 6: Final answer
    x = 1,392,387.52

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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.