Home / 1,219,804.08-1,683,339.51-675,948.95

Finding the Fourth Proportional to 1,219,804.08, 1,683,339.51 and 675,948.95

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Solution

The fourth proportional to 1,219,804.08, 1,683,339.51 and 675,948.95 is: 932,815.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,804.08 : 1,683,339.51 = 675,948.95 : x
  2. Step 2: Convert to fraction form
    1,219,804.08/1,683,339.51 = 675,948.95/x
  3. Step 3: Cross multiply
    1,219,804.08x = 1,683,339.51 × 675,948.95
  4. Step 4: Simplify right side
    1,219,804.08x = 1,137,851,574,278.01
  5. Step 5: Solve for x
    x = 1,137,851,574,278.01/1,219,804.08
  6. Step 6: Final answer
    x = 932,815.03

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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.