Home / 1,613,274.76-2,421,407.50-815,117.26

Finding the Fourth Proportional to 1,613,274.76, 2,421,407.50 and 815,117.26

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Solution

The fourth proportional to 1,613,274.76, 2,421,407.50 and 815,117.26 is: 1,223,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,274.76 : 2,421,407.50 = 815,117.26 : x
  2. Step 2: Convert to fraction form
    1,613,274.76/2,421,407.50 = 815,117.26/x
  3. Step 3: Cross multiply
    1,613,274.76x = 2,421,407.50 × 815,117.26
  4. Step 4: Simplify right side
    1,613,274.76x = 1,973,731,046,743.45
  5. Step 5: Solve for x
    x = 1,973,731,046,743.45/1,613,274.76
  6. Step 6: Final answer
    x = 1,223,431.43

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1.5x scale

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.