Home / 1,140,746.90-1,574,230.73-631,449.27

Finding the Fourth Proportional to 1,140,746.90, 1,574,230.73 and 631,449.27

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Solution

The fourth proportional to 1,140,746.90, 1,574,230.73 and 631,449.27 is: 871,400.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,746.90 : 1,574,230.73 = 631,449.27 : x
  2. Step 2: Convert to fraction form
    1,140,746.90/1,574,230.73 = 631,449.27/x
  3. Step 3: Cross multiply
    1,140,746.90x = 1,574,230.73 × 631,449.27
  4. Step 4: Simplify right side
    1,140,746.90x = 994,046,842,112.82
  5. Step 5: Solve for x
    x = 994,046,842,112.82/1,140,746.90
  6. Step 6: Final answer
    x = 871,400.00

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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.