Home / 2,316,972.72-3,197,391.48-1,298,397.36

Finding the Fourth Proportional to 2,316,972.72, 3,197,391.48 and 1,298,397.36

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Solution

The fourth proportional to 2,316,972.72, 3,197,391.48 and 1,298,397.36 is: 1,791,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,972.72 : 3,197,391.48 = 1,298,397.36 : x
  2. Step 2: Convert to fraction form
    2,316,972.72/3,197,391.48 = 1,298,397.36/x
  3. Step 3: Cross multiply
    2,316,972.72x = 3,197,391.48 × 1,298,397.36
  4. Step 4: Simplify right side
    2,316,972.72x = 4,151,484,656,518.49
  5. Step 5: Solve for x
    x = 4,151,484,656,518.49/2,316,972.72
  6. Step 6: Final answer
    x = 1,791,771.06

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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.