Home / 1,355,349.36-2,032,505.28-456,549.60

Finding the Fourth Proportional to 1,355,349.36, 2,032,505.28 and 456,549.60

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Solution

The fourth proportional to 1,355,349.36, 2,032,505.28 and 456,549.60 is: 684,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,349.36 : 2,032,505.28 = 456,549.60 : x
  2. Step 2: Convert to fraction form
    1,355,349.36/2,032,505.28 = 456,549.60/x
  3. Step 3: Cross multiply
    1,355,349.36x = 2,032,505.28 × 456,549.60
  4. Step 4: Simplify right side
    1,355,349.36x = 927,939,472,581.89
  5. Step 5: Solve for x
    x = 927,939,472,581.89/1,355,349.36
  6. Step 6: Final answer
    x = 684,649.66

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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.