Home / 1,683,710.02-2,525,562.87-421,537.51

Finding the Fourth Proportional to 1,683,710.02, 2,525,562.87 and 421,537.51

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Solution

The fourth proportional to 1,683,710.02, 2,525,562.87 and 421,537.51 is: 632,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,710.02 : 2,525,562.87 = 421,537.51 : x
  2. Step 2: Convert to fraction form
    1,683,710.02/2,525,562.87 = 421,537.51/x
  3. Step 3: Cross multiply
    1,683,710.02x = 2,525,562.87 × 421,537.51
  4. Step 4: Simplify right side
    1,683,710.02x = 1,064,619,483,568.25
  5. Step 5: Solve for x
    x = 1,064,619,483,568.25/1,683,710.02
  6. Step 6: Final answer
    x = 632,305.72

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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.