Home / 1,071,295.96-1,478,384.32-587,869.20

Finding the Fourth Proportional to 1,071,295.96, 1,478,384.32 and 587,869.20

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Solution

The fourth proportional to 1,071,295.96, 1,478,384.32 and 587,869.20 is: 811,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,295.96 : 1,478,384.32 = 587,869.20 : x
  2. Step 2: Convert to fraction form
    1,071,295.96/1,478,384.32 = 587,869.20/x
  3. Step 3: Cross multiply
    1,071,295.96x = 1,478,384.32 × 587,869.20
  4. Step 4: Simplify right side
    1,071,295.96x = 869,096,607,490.94
  5. Step 5: Solve for x
    x = 869,096,607,490.94/1,071,295.96
  6. Step 6: Final answer
    x = 811,257.24

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Why These Related Problems?

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