Home / 1,207,962.80-1,813,110.60-735,570.80

Finding the Fourth Proportional to 1,207,962.80, 1,813,110.60 and 735,570.80

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Solution

The fourth proportional to 1,207,962.80, 1,813,110.60 and 735,570.80 is: 1,104,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,962.80 : 1,813,110.60 = 735,570.80 : x
  2. Step 2: Convert to fraction form
    1,207,962.80/1,813,110.60 = 735,570.80/x
  3. Step 3: Cross multiply
    1,207,962.80x = 1,813,110.60 × 735,570.80
  4. Step 4: Simplify right side
    1,207,962.80x = 1,333,671,214,530.48
  5. Step 5: Solve for x
    x = 1,333,671,214,530.48/1,207,962.80
  6. Step 6: Final answer
    x = 1,104,066.46

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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.