Home / 1,736,490.80-2,604,736.20-538,403.60

Finding the Fourth Proportional to 1,736,490.80, 2,604,736.20 and 538,403.60

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Solution

The fourth proportional to 1,736,490.80, 2,604,736.20 and 538,403.60 is: 807,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736,490.80 : 2,604,736.20 = 538,403.60 : x
  2. Step 2: Convert to fraction form
    1,736,490.80/2,604,736.20 = 538,403.60/x
  3. Step 3: Cross multiply
    1,736,490.80x = 2,604,736.20 × 538,403.60
  4. Step 4: Simplify right side
    1,736,490.80x = 1,402,399,347,130.32
  5. Step 5: Solve for x
    x = 1,402,399,347,130.32/1,736,490.80
  6. Step 6: Final answer
    x = 807,605.40

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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.