Home / 1,071,360.35-1,478,495.43-587,970.47

Finding the Fourth Proportional to 1,071,360.35, 1,478,495.43 and 587,970.47

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Solution

The fourth proportional to 1,071,360.35, 1,478,495.43 and 587,970.47 is: 811,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,360.35 : 1,478,495.43 = 587,970.47 : x
  2. Step 2: Convert to fraction form
    1,071,360.35/1,478,495.43 = 587,970.47/x
  3. Step 3: Cross multiply
    1,071,360.35x = 1,478,495.43 × 587,970.47
  4. Step 4: Simplify right side
    1,071,360.35x = 869,311,652,869.95
  5. Step 5: Solve for x
    x = 869,311,652,869.95/1,071,360.35
  6. Step 6: Final answer
    x = 811,409.21

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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.