Home / 3,009,222.09-4,152,726.02-1,720,090.15

Finding the Fourth Proportional to 3,009,222.09, 4,152,726.02 and 1,720,090.15

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Solution

The fourth proportional to 3,009,222.09, 4,152,726.02 and 1,720,090.15 is: 2,373,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,222.09 : 4,152,726.02 = 1,720,090.15 : x
  2. Step 2: Convert to fraction form
    3,009,222.09/4,152,726.02 = 1,720,090.15/x
  3. Step 3: Cross multiply
    3,009,222.09x = 4,152,726.02 × 1,720,090.15
  4. Step 4: Simplify right side
    3,009,222.09x = 7,143,063,116,569.11
  5. Step 5: Solve for x
    x = 7,143,063,116,569.11/3,009,222.09
  6. Step 6: Final answer
    x = 2,373,724.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.