Home / 1,461,292-2,190,013.44-618,801.28

Finding the Fourth Proportional to 1,461,292, 2,190,013.44 and 618,801.28

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Solution

The fourth proportional to 1,461,292, 2,190,013.44 and 618,801.28 is: 927,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,292 : 2,190,013.44 = 618,801.28 : x
  2. Step 2: Convert to fraction form
    1,461,292/2,190,013.44 = 618,801.28/x
  3. Step 3: Cross multiply
    1,461,292x = 2,190,013.44 × 618,801.28
  4. Step 4: Simplify right side
    1,461,292x = 1,355,183,119,889.20
  5. Step 5: Solve for x
    x = 1,355,183,119,889.20/1,461,292
  6. Step 6: Final answer
    x = 927,386.94

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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.