Home / 1,964,465.60-2,943,933.60-1,455,051.20

Finding the Fourth Proportional to 1,964,465.60, 2,943,933.60 and 1,455,051.20

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Solution

The fourth proportional to 1,964,465.60, 2,943,933.60 and 1,455,051.20 is: 2,180,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,465.60 : 2,943,933.60 = 1,455,051.20 : x
  2. Step 2: Convert to fraction form
    1,964,465.60/2,943,933.60 = 1,455,051.20/x
  3. Step 3: Cross multiply
    1,964,465.60x = 2,943,933.60 × 1,455,051.20
  4. Step 4: Simplify right side
    1,964,465.60x = 4,283,574,117,400.32
  5. Step 5: Solve for x
    x = 4,283,574,117,400.32/1,964,465.60
  6. Step 6: Final answer
    x = 2,180,528.95

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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.