Home / 1,464,636.84-2,020,386.96-1,029,719.76

Finding the Fourth Proportional to 1,464,636.84, 2,020,386.96 and 1,029,719.76

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Solution

The fourth proportional to 1,464,636.84, 2,020,386.96 and 1,029,719.76 is: 1,420,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,636.84 : 2,020,386.96 = 1,029,719.76 : x
  2. Step 2: Convert to fraction form
    1,464,636.84/2,020,386.96 = 1,029,719.76/x
  3. Step 3: Cross multiply
    1,464,636.84x = 2,020,386.96 × 1,029,719.76
  4. Step 4: Simplify right side
    1,464,636.84x = 2,080,432,375,558.33
  5. Step 5: Solve for x
    x = 2,080,432,375,558.33/1,464,636.84
  6. Step 6: Final answer
    x = 1,420,442.47

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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.