Home / 1,554,590.04-2,145,487.26-909,971.16

Finding the Fourth Proportional to 1,554,590.04, 2,145,487.26 and 909,971.16

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Solution

The fourth proportional to 1,554,590.04, 2,145,487.26 and 909,971.16 is: 1,255,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,590.04 : 2,145,487.26 = 909,971.16 : x
  2. Step 2: Convert to fraction form
    1,554,590.04/2,145,487.26 = 909,971.16/x
  3. Step 3: Cross multiply
    1,554,590.04x = 2,145,487.26 × 909,971.16
  4. Step 4: Simplify right side
    1,554,590.04x = 1,952,331,530,747.42
  5. Step 5: Solve for x
    x = 1,952,331,530,747.42/1,554,590.04
  6. Step 6: Final answer
    x = 1,255,849.76

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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.