Home / 1,005,038.10-1,387,005.66-569,539.80

Finding the Fourth Proportional to 1,005,038.10, 1,387,005.66 and 569,539.80

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Solution

The fourth proportional to 1,005,038.10, 1,387,005.66 and 569,539.80 is: 785,995.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,038.10 : 1,387,005.66 = 569,539.80 : x
  2. Step 2: Convert to fraction form
    1,005,038.10/1,387,005.66 = 569,539.80/x
  3. Step 3: Cross multiply
    1,005,038.10x = 1,387,005.66 × 569,539.80
  4. Step 4: Simplify right side
    1,005,038.10x = 789,954,926,195.27
  5. Step 5: Solve for x
    x = 789,954,926,195.27/1,005,038.10
  6. Step 6: Final answer
    x = 785,995.00

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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.