Home / 1,992,509.15-2,748,830.60-1,304,349.35

Finding the Fourth Proportional to 1,992,509.15, 2,748,830.60 and 1,304,349.35

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Solution

The fourth proportional to 1,992,509.15, 2,748,830.60 and 1,304,349.35 is: 1,799,457.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,509.15 : 2,748,830.60 = 1,304,349.35 : x
  2. Step 2: Convert to fraction form
    1,992,509.15/2,748,830.60 = 1,304,349.35/x
  3. Step 3: Cross multiply
    1,992,509.15x = 2,748,830.60 × 1,304,349.35
  4. Step 4: Simplify right side
    1,992,509.15x = 3,585,435,399,848.36
  5. Step 5: Solve for x
    x = 3,585,435,399,848.36/1,992,509.15
  6. Step 6: Final answer
    x = 1,799,457.43

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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.