Home / 1,697,395.47-2,342,467.34-972,383.31

Finding the Fourth Proportional to 1,697,395.47, 2,342,467.34 and 972,383.31

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Solution

The fourth proportional to 1,697,395.47, 2,342,467.34 and 972,383.31 is: 1,341,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,395.47 : 2,342,467.34 = 972,383.31 : x
  2. Step 2: Convert to fraction form
    1,697,395.47/2,342,467.34 = 972,383.31/x
  3. Step 3: Cross multiply
    1,697,395.47x = 2,342,467.34 × 972,383.31
  4. Step 4: Simplify right side
    1,697,395.47x = 2,277,776,129,061.84
  5. Step 5: Solve for x
    x = 2,277,776,129,061.84/1,697,395.47
  6. Step 6: Final answer
    x = 1,341,924.25

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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.