Home / 1,037,706.40-1,431,816.48-630,022.48

Finding the Fourth Proportional to 1,037,706.40, 1,431,816.48 and 630,022.48

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Solution

The fourth proportional to 1,037,706.40, 1,431,816.48 and 630,022.48 is: 869,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,706.40 : 1,431,816.48 = 630,022.48 : x
  2. Step 2: Convert to fraction form
    1,037,706.40/1,431,816.48 = 630,022.48/x
  3. Step 3: Cross multiply
    1,037,706.40x = 1,431,816.48 × 630,022.48
  4. Step 4: Simplify right side
    1,037,706.40x = 902,076,569,634.47
  5. Step 5: Solve for x
    x = 902,076,569,634.47/1,037,706.40
  6. Step 6: Final answer
    x = 869,298.45

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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.