Home / 1,804,742.50-2,490,544.65-999,926.50

Finding the Fourth Proportional to 1,804,742.50, 2,490,544.65 and 999,926.50

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Solution

The fourth proportional to 1,804,742.50, 2,490,544.65 and 999,926.50 is: 1,379,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,742.50 : 2,490,544.65 = 999,926.50 : x
  2. Step 2: Convert to fraction form
    1,804,742.50/2,490,544.65 = 999,926.50/x
  3. Step 3: Cross multiply
    1,804,742.50x = 2,490,544.65 × 999,926.50
  4. Step 4: Simplify right side
    1,804,742.50x = 2,490,361,594,968.23
  5. Step 5: Solve for x
    x = 2,490,361,594,968.23/1,804,742.50
  6. Step 6: Final answer
    x = 1,379,898.57

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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.