Home / 1,021,491-1,531,670.31-473,786.01

Finding the Fourth Proportional to 1,021,491, 1,531,670.31 and 473,786.01

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Solution

The fourth proportional to 1,021,491, 1,531,670.31 and 473,786.01 is: 710,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,491 : 1,531,670.31 = 473,786.01 : x
  2. Step 2: Convert to fraction form
    1,021,491/1,531,670.31 = 473,786.01/x
  3. Step 3: Cross multiply
    1,021,491x = 1,531,670.31 × 473,786.01
  4. Step 4: Simplify right side
    1,021,491x = 725,683,964,810.36
  5. Step 5: Solve for x
    x = 725,683,964,810.36/1,021,491
  6. Step 6: Final answer
    x = 710,416.41

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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.