Home / 1,672,011.77-2,307,518.55-946,988.47

Finding the Fourth Proportional to 1,672,011.77, 2,307,518.55 and 946,988.47

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Solution

The fourth proportional to 1,672,011.77, 2,307,518.55 and 946,988.47 is: 1,306,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,011.77 : 2,307,518.55 = 946,988.47 : x
  2. Step 2: Convert to fraction form
    1,672,011.77/2,307,518.55 = 946,988.47/x
  3. Step 3: Cross multiply
    1,672,011.77x = 2,307,518.55 × 946,988.47
  4. Step 4: Simplify right side
    1,672,011.77x = 2,185,193,455,392.32
  5. Step 5: Solve for x
    x = 2,185,193,455,392.32/1,672,011.77
  6. Step 6: Final answer
    x = 1,306,924.68

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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.