Home / 1,243,112.16-1,862,410.32-569,753.76

Finding the Fourth Proportional to 1,243,112.16, 1,862,410.32 and 569,753.76

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Solution

The fourth proportional to 1,243,112.16, 1,862,410.32 and 569,753.76 is: 853,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,112.16 : 1,862,410.32 = 569,753.76 : x
  2. Step 2: Convert to fraction form
    1,243,112.16/1,862,410.32 = 569,753.76/x
  3. Step 3: Cross multiply
    1,243,112.16x = 1,862,410.32 × 569,753.76
  4. Step 4: Simplify right side
    1,243,112.16x = 1,061,115,282,482.80
  5. Step 5: Solve for x
    x = 1,061,115,282,482.80/1,243,112.16
  6. Step 6: Final answer
    x = 853,595.77

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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.