Home / 1,668,688.36-2,502,901.66-470,562.28

Finding the Fourth Proportional to 1,668,688.36, 2,502,901.66 and 470,562.28

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Solution

The fourth proportional to 1,668,688.36, 2,502,901.66 and 470,562.28 is: 705,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,688.36 : 2,502,901.66 = 470,562.28 : x
  2. Step 2: Convert to fraction form
    1,668,688.36/2,502,901.66 = 470,562.28/x
  3. Step 3: Cross multiply
    1,668,688.36x = 2,502,901.66 × 470,562.28
  4. Step 4: Simplify right side
    1,668,688.36x = 1,177,771,111,745.39
  5. Step 5: Solve for x
    x = 1,177,771,111,745.39/1,668,688.36
  6. Step 6: Final answer
    x = 705,806.51

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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.