Home / 1,416,918.48-1,955,318.32-772,333.08

Finding the Fourth Proportional to 1,416,918.48, 1,955,318.32 and 772,333.08

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Solution

The fourth proportional to 1,416,918.48, 1,955,318.32 and 772,333.08 is: 1,065,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,918.48 : 1,955,318.32 = 772,333.08 : x
  2. Step 2: Convert to fraction form
    1,416,918.48/1,955,318.32 = 772,333.08/x
  3. Step 3: Cross multiply
    1,416,918.48x = 1,955,318.32 × 772,333.08
  4. Step 4: Simplify right side
    1,416,918.48x = 1,510,157,020,466.03
  5. Step 5: Solve for x
    x = 1,510,157,020,466.03/1,416,918.48
  6. Step 6: Final answer
    x = 1,065,803.74

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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.