Home / 1,862,801.55-2,792,726.10-1,021,353.30

Finding the Fourth Proportional to 1,862,801.55, 2,792,726.10 and 1,021,353.30

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Solution

The fourth proportional to 1,862,801.55, 2,792,726.10 and 1,021,353.30 is: 1,531,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,801.55 : 2,792,726.10 = 1,021,353.30 : x
  2. Step 2: Convert to fraction form
    1,862,801.55/2,792,726.10 = 1,021,353.30/x
  3. Step 3: Cross multiply
    1,862,801.55x = 2,792,726.10 × 1,021,353.30
  4. Step 4: Simplify right side
    1,862,801.55x = 2,852,360,018,231.13
  5. Step 5: Solve for x
    x = 2,852,360,018,231.13/1,862,801.55
  6. Step 6: Final answer
    x = 1,531,220.55

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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.