Home / 1,672,696.80-2,308,332.64-908,750.16

Finding the Fourth Proportional to 1,672,696.80, 2,308,332.64 and 908,750.16

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Solution

The fourth proportional to 1,672,696.80, 2,308,332.64 and 908,750.16 is: 1,254,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,696.80 : 2,308,332.64 = 908,750.16 : x
  2. Step 2: Convert to fraction form
    1,672,696.80/2,308,332.64 = 908,750.16/x
  3. Step 3: Cross multiply
    1,672,696.80x = 2,308,332.64 × 908,750.16
  4. Step 4: Simplify right side
    1,672,696.80x = 2,097,697,655,933.22
  5. Step 5: Solve for x
    x = 2,097,697,655,933.22/1,672,696.80
  6. Step 6: Final answer
    x = 1,254,081.23

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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.