Home / 1,162,986.42-1,604,686-679,458.16

Finding the Fourth Proportional to 1,162,986.42, 1,604,686 and 679,458.16

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Solution

The fourth proportional to 1,162,986.42, 1,604,686 and 679,458.16 is: 937,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,986.42 : 1,604,686 = 679,458.16 : x
  2. Step 2: Convert to fraction form
    1,162,986.42/1,604,686 = 679,458.16/x
  3. Step 3: Cross multiply
    1,162,986.42x = 1,604,686 × 679,458.16
  4. Step 4: Simplify right side
    1,162,986.42x = 1,090,316,996,937.76
  5. Step 5: Solve for x
    x = 1,090,316,996,937.76/1,162,986.42
  6. Step 6: Final answer
    x = 937,514.81

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1.5x scale

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.