Home / 1,343,724.80-1,854,270.24-834,416.32

Finding the Fourth Proportional to 1,343,724.80, 1,854,270.24 and 834,416.32

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Solution

The fourth proportional to 1,343,724.80, 1,854,270.24 and 834,416.32 is: 1,151,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,724.80 : 1,854,270.24 = 834,416.32 : x
  2. Step 2: Convert to fraction form
    1,343,724.80/1,854,270.24 = 834,416.32/x
  3. Step 3: Cross multiply
    1,343,724.80x = 1,854,270.24 × 834,416.32
  4. Step 4: Simplify right side
    1,343,724.80x = 1,547,233,349,946.32
  5. Step 5: Solve for x
    x = 1,547,233,349,946.32/1,343,724.80
  6. Step 6: Final answer
    x = 1,151,451.06

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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.