Home / 2,013,439.72-2,778,547.22-1,108,021.72

Finding the Fourth Proportional to 2,013,439.72, 2,778,547.22 and 1,108,021.72

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Solution

The fourth proportional to 2,013,439.72, 2,778,547.22 and 1,108,021.72 is: 1,529,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,439.72 : 2,778,547.22 = 1,108,021.72 : x
  2. Step 2: Convert to fraction form
    2,013,439.72/2,778,547.22 = 1,108,021.72/x
  3. Step 3: Cross multiply
    2,013,439.72x = 2,778,547.22 × 1,108,021.72
  4. Step 4: Simplify right side
    2,013,439.72x = 3,078,690,669,805.62
  5. Step 5: Solve for x
    x = 3,078,690,669,805.62/2,013,439.72
  6. Step 6: Final answer
    x = 1,529,070.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.