Home / 1,417,635.80-2,126,648.10-470,907.80

Finding the Fourth Proportional to 1,417,635.80, 2,126,648.10 and 470,907.80

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Solution

The fourth proportional to 1,417,635.80, 2,126,648.10 and 470,907.80 is: 706,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,635.80 : 2,126,648.10 = 470,907.80 : x
  2. Step 2: Convert to fraction form
    1,417,635.80/2,126,648.10 = 470,907.80/x
  3. Step 3: Cross multiply
    1,417,635.80x = 2,126,648.10 × 470,907.80
  4. Step 4: Simplify right side
    1,417,635.80x = 1,001,455,178,145.18
  5. Step 5: Solve for x
    x = 1,001,455,178,145.18/1,417,635.80
  6. Step 6: Final answer
    x = 706,426.28

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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.