Home / 1,800,501.60-2,700,752.40-470,805.60

Finding the Fourth Proportional to 1,800,501.60, 2,700,752.40 and 470,805.60

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Solution

The fourth proportional to 1,800,501.60, 2,700,752.40 and 470,805.60 is: 706,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,501.60 : 2,700,752.40 = 470,805.60 : x
  2. Step 2: Convert to fraction form
    1,800,501.60/2,700,752.40 = 470,805.60/x
  3. Step 3: Cross multiply
    1,800,501.60x = 2,700,752.40 × 470,805.60
  4. Step 4: Simplify right side
    1,800,501.60x = 1,271,529,354,133.44
  5. Step 5: Solve for x
    x = 1,271,529,354,133.44/1,800,501.60
  6. Step 6: Final answer
    x = 706,208.40

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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.