Home / 1,136,152.56-1,567,502.60-646,073.40

Finding the Fourth Proportional to 1,136,152.56, 1,567,502.60 and 646,073.40

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Solution

The fourth proportional to 1,136,152.56, 1,567,502.60 and 646,073.40 is: 891,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,152.56 : 1,567,502.60 = 646,073.40 : x
  2. Step 2: Convert to fraction form
    1,136,152.56/1,567,502.60 = 646,073.40/x
  3. Step 3: Cross multiply
    1,136,152.56x = 1,567,502.60 × 646,073.40
  4. Step 4: Simplify right side
    1,136,152.56x = 1,012,721,734,290.84
  5. Step 5: Solve for x
    x = 1,012,721,734,290.84/1,136,152.56
  6. Step 6: Final answer
    x = 891,360.69

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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.