Home / 1,607,704.22-2,218,574.40-909,970.10

Finding the Fourth Proportional to 1,607,704.22, 2,218,574.40 and 909,970.10

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Solution

The fourth proportional to 1,607,704.22, 2,218,574.40 and 909,970.10 is: 1,255,726.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,704.22 : 2,218,574.40 = 909,970.10 : x
  2. Step 2: Convert to fraction form
    1,607,704.22/2,218,574.40 = 909,970.10/x
  3. Step 3: Cross multiply
    1,607,704.22x = 2,218,574.40 × 909,970.10
  4. Step 4: Simplify right side
    1,607,704.22x = 2,018,836,368,625.44
  5. Step 5: Solve for x
    x = 2,018,836,368,625.44/1,607,704.22
  6. Step 6: Final answer
    x = 1,255,726.24

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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.