Home / 1,215,482.04-1,677,358.80-671,655.33

Finding the Fourth Proportional to 1,215,482.04, 1,677,358.80 and 671,655.33

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Solution

The fourth proportional to 1,215,482.04, 1,677,358.80 and 671,655.33 is: 926,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,482.04 : 1,677,358.80 = 671,655.33 : x
  2. Step 2: Convert to fraction form
    1,215,482.04/1,677,358.80 = 671,655.33/x
  3. Step 3: Cross multiply
    1,215,482.04x = 1,677,358.80 × 671,655.33
  4. Step 4: Simplify right side
    1,215,482.04x = 1,126,606,978,342.40
  5. Step 5: Solve for x
    x = 1,126,606,978,342.40/1,215,482.04
  6. Step 6: Final answer
    x = 926,880.81

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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.