Home / 1,422,543.60-2,133,371.16-475,693.20

Finding the Fourth Proportional to 1,422,543.60, 2,133,371.16 and 475,693.20

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Solution

The fourth proportional to 1,422,543.60, 2,133,371.16 and 475,693.20 is: 713,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,543.60 : 2,133,371.16 = 475,693.20 : x
  2. Step 2: Convert to fraction form
    1,422,543.60/2,133,371.16 = 475,693.20/x
  3. Step 3: Cross multiply
    1,422,543.60x = 2,133,371.16 × 475,693.20
  4. Step 4: Simplify right side
    1,422,543.60x = 1,014,830,153,888.11
  5. Step 5: Solve for x
    x = 1,014,830,153,888.11/1,422,543.60
  6. Step 6: Final answer
    x = 713,391.25

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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.