Home / 1,484,666.70-2,048,863.86-805,603.20

Finding the Fourth Proportional to 1,484,666.70, 2,048,863.86 and 805,603.20

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Solution

The fourth proportional to 1,484,666.70, 2,048,863.86 and 805,603.20 is: 1,111,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,666.70 : 2,048,863.86 = 805,603.20 : x
  2. Step 2: Convert to fraction form
    1,484,666.70/2,048,863.86 = 805,603.20/x
  3. Step 3: Cross multiply
    1,484,666.70x = 2,048,863.86 × 805,603.20
  4. Step 4: Simplify right side
    1,484,666.70x = 1,650,571,281,980.35
  5. Step 5: Solve for x
    x = 1,650,571,281,980.35/1,484,666.70
  6. Step 6: Final answer
    x = 1,111,745.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.