Home / 984,810.07-1,477,215.51-760,498.39

Finding the Fourth Proportional to 984,810.07, 1,477,215.51 and 760,498.39

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Solution

The fourth proportional to 984,810.07, 1,477,215.51 and 760,498.39 is: 1,140,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,810.07 : 1,477,215.51 = 760,498.39 : x
  2. Step 2: Convert to fraction form
    984,810.07/1,477,215.51 = 760,498.39/x
  3. Step 3: Cross multiply
    984,810.07x = 1,477,215.51 × 760,498.39
  4. Step 4: Simplify right side
    984,810.07x = 1,123,420,017,038.03
  5. Step 5: Solve for x
    x = 1,123,420,017,038.03/984,810.07
  6. Step 6: Final answer
    x = 1,140,747.90

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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.