Home / 1,800,577.60-2,700,866.40-470,881.60

Finding the Fourth Proportional to 1,800,577.60, 2,700,866.40 and 470,881.60

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Solution

The fourth proportional to 1,800,577.60, 2,700,866.40 and 470,881.60 is: 706,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,577.60 : 2,700,866.40 = 470,881.60 : x
  2. Step 2: Convert to fraction form
    1,800,577.60/2,700,866.40 = 470,881.60/x
  3. Step 3: Cross multiply
    1,800,577.60x = 2,700,866.40 × 470,881.60
  4. Step 4: Simplify right side
    1,800,577.60x = 1,271,788,291,818.24
  5. Step 5: Solve for x
    x = 1,271,788,291,818.24/1,800,577.60
  6. Step 6: Final answer
    x = 706,322.40

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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.