Home / 1,672,476.36-2,308,353.48-993,281.64

Finding the Fourth Proportional to 1,672,476.36, 2,308,353.48 and 993,281.64

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Solution

The fourth proportional to 1,672,476.36, 2,308,353.48 and 993,281.64 is: 1,370,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,476.36 : 2,308,353.48 = 993,281.64 : x
  2. Step 2: Convert to fraction form
    1,672,476.36/2,308,353.48 = 993,281.64/x
  3. Step 3: Cross multiply
    1,672,476.36x = 2,308,353.48 × 993,281.64
  4. Step 4: Simplify right side
    1,672,476.36x = 2,292,845,130,314.11
  5. Step 5: Solve for x
    x = 2,292,845,130,314.11/1,672,476.36
  6. Step 6: Final answer
    x = 1,370,928.27

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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.