Home / 1,047,985.95-1,572,368.19-727,969.23

Finding the Fourth Proportional to 1,047,985.95, 1,572,368.19 and 727,969.23

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Solution

The fourth proportional to 1,047,985.95, 1,572,368.19 and 727,969.23 is: 1,092,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,985.95 : 1,572,368.19 = 727,969.23 : x
  2. Step 2: Convert to fraction form
    1,047,985.95/1,572,368.19 = 727,969.23/x
  3. Step 3: Cross multiply
    1,047,985.95x = 1,572,368.19 × 727,969.23
  4. Step 4: Simplify right side
    1,047,985.95x = 1,144,635,660,550.79
  5. Step 5: Solve for x
    x = 1,144,635,660,550.79/1,047,985.95
  6. Step 6: Final answer
    x = 1,092,224.24

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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.