Home / 1,648,539.61-2,275,763.87-1,105,030.49

Finding the Fourth Proportional to 1,648,539.61, 2,275,763.87 and 1,105,030.49

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Solution

The fourth proportional to 1,648,539.61, 2,275,763.87 and 1,105,030.49 is: 1,525,464.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,539.61 : 2,275,763.87 = 1,105,030.49 : x
  2. Step 2: Convert to fraction form
    1,648,539.61/2,275,763.87 = 1,105,030.49/x
  3. Step 3: Cross multiply
    1,648,539.61x = 2,275,763.87 × 1,105,030.49
  4. Step 4: Simplify right side
    1,648,539.61x = 2,514,788,455,774.15
  5. Step 5: Solve for x
    x = 2,514,788,455,774.15/1,648,539.61
  6. Step 6: Final answer
    x = 1,525,464.38

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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.