Home / 1,271,661.47-1,754,458.80-788,050.16

Finding the Fourth Proportional to 1,271,661.47, 1,754,458.80 and 788,050.16

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Solution

The fourth proportional to 1,271,661.47, 1,754,458.80 and 788,050.16 is: 1,087,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,661.47 : 1,754,458.80 = 788,050.16 : x
  2. Step 2: Convert to fraction form
    1,271,661.47/1,754,458.80 = 788,050.16/x
  3. Step 3: Cross multiply
    1,271,661.47x = 1,754,458.80 × 788,050.16
  4. Step 4: Simplify right side
    1,271,661.47x = 1,382,601,537,337.93
  5. Step 5: Solve for x
    x = 1,382,601,537,337.93/1,271,661.47
  6. Step 6: Final answer
    x = 1,087,240.25

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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.