Home / 1,107,783.10-1,528,740.69-598,485.47

Finding the Fourth Proportional to 1,107,783.10, 1,528,740.69 and 598,485.47

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Solution

The fourth proportional to 1,107,783.10, 1,528,740.69 and 598,485.47 is: 825,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,783.10 : 1,528,740.69 = 598,485.47 : x
  2. Step 2: Convert to fraction form
    1,107,783.10/1,528,740.69 = 598,485.47/x
  3. Step 3: Cross multiply
    1,107,783.10x = 1,528,740.69 × 598,485.47
  4. Step 4: Simplify right side
    1,107,783.10x = 914,929,090,362.77
  5. Step 5: Solve for x
    x = 914,929,090,362.77/1,107,783.10
  6. Step 6: Final answer
    x = 825,909.96

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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.