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Finding the Fourth Proportional to 1,668,652.65, 2,502,978.98 and 1,030,923.45

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Solution

The fourth proportional to 1,668,652.65, 2,502,978.98 and 1,030,923.45 is: 1,546,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,652.65 : 2,502,978.98 = 1,030,923.45 : x
  2. Step 2: Convert to fraction form
    1,668,652.65/2,502,978.98 = 1,030,923.45/x
  3. Step 3: Cross multiply
    1,668,652.65x = 2,502,978.98 × 1,030,923.45
  4. Step 4: Simplify right side
    1,668,652.65x = 2,580,379,720,184.46
  5. Step 5: Solve for x
    x = 2,580,379,720,184.46/1,668,652.65
  6. Step 6: Final answer
    x = 1,546,385.18

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.