Home / 869,164.40-1,303,746.60-837,671.60

Finding the Fourth Proportional to 869,164.40, 1,303,746.60 and 837,671.60

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Solution

The fourth proportional to 869,164.40, 1,303,746.60 and 837,671.60 is: 1,256,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,164.40 : 1,303,746.60 = 837,671.60 : x
  2. Step 2: Convert to fraction form
    869,164.40/1,303,746.60 = 837,671.60/x
  3. Step 3: Cross multiply
    869,164.40x = 1,303,746.60 × 837,671.60
  4. Step 4: Simplify right side
    869,164.40x = 1,092,111,500,416.56
  5. Step 5: Solve for x
    x = 1,092,111,500,416.56/869,164.40
  6. Step 6: Final answer
    x = 1,256,507.40

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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.