Home / 1,671,287.01-2,506,290.74-711,142.03

Finding the Fourth Proportional to 1,671,287.01, 2,506,290.74 and 711,142.03

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Solution

The fourth proportional to 1,671,287.01, 2,506,290.74 and 711,142.03 is: 1,066,440.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,287.01 : 2,506,290.74 = 711,142.03 : x
  2. Step 2: Convert to fraction form
    1,671,287.01/2,506,290.74 = 711,142.03/x
  3. Step 3: Cross multiply
    1,671,287.01x = 2,506,290.74 × 711,142.03
  4. Step 4: Simplify right side
    1,671,287.01x = 1,782,328,684,613.80
  5. Step 5: Solve for x
    x = 1,782,328,684,613.80/1,671,287.01
  6. Step 6: Final answer
    x = 1,066,440.82

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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.