Home / 1,412,823.51-2,119,235.67-415,551.51

Finding the Fourth Proportional to 1,412,823.51, 2,119,235.67 and 415,551.51

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Solution

The fourth proportional to 1,412,823.51, 2,119,235.67 and 415,551.51 is: 623,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,823.51 : 2,119,235.67 = 415,551.51 : x
  2. Step 2: Convert to fraction form
    1,412,823.51/2,119,235.67 = 415,551.51/x
  3. Step 3: Cross multiply
    1,412,823.51x = 2,119,235.67 × 415,551.51
  4. Step 4: Simplify right side
    1,412,823.51x = 880,651,582,714.36
  5. Step 5: Solve for x
    x = 880,651,582,714.36/1,412,823.51
  6. Step 6: Final answer
    x = 623,327.38

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1.5x scale

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.