Home / 1,470,291.20-2,205,820.80-473,043.20

Finding the Fourth Proportional to 1,470,291.20, 2,205,820.80 and 473,043.20

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Solution

The fourth proportional to 1,470,291.20, 2,205,820.80 and 473,043.20 is: 709,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,291.20 : 2,205,820.80 = 473,043.20 : x
  2. Step 2: Convert to fraction form
    1,470,291.20/2,205,820.80 = 473,043.20/x
  3. Step 3: Cross multiply
    1,470,291.20x = 2,205,820.80 × 473,043.20
  4. Step 4: Simplify right side
    1,470,291.20x = 1,043,448,529,858.56
  5. Step 5: Solve for x
    x = 1,043,448,529,858.56/1,470,291.20
  6. Step 6: Final answer
    x = 709,688.35

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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.