Home / 1,752,300.80-2,628,537.60-912,492.80

Finding the Fourth Proportional to 1,752,300.80, 2,628,537.60 and 912,492.80

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Solution

The fourth proportional to 1,752,300.80, 2,628,537.60 and 912,492.80 is: 1,368,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,300.80 : 2,628,537.60 = 912,492.80 : x
  2. Step 2: Convert to fraction form
    1,752,300.80/2,628,537.60 = 912,492.80/x
  3. Step 3: Cross multiply
    1,752,300.80x = 2,628,537.60 × 912,492.80
  4. Step 4: Simplify right side
    1,752,300.80x = 2,398,521,634,529.28
  5. Step 5: Solve for x
    x = 2,398,521,634,529.28/1,752,300.80
  6. Step 6: Final answer
    x = 1,368,784.19

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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.