Home / 1,676,457.31-2,514,661.38-414,284.95

Finding the Fourth Proportional to 1,676,457.31, 2,514,661.38 and 414,284.95

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Solution

The fourth proportional to 1,676,457.31, 2,514,661.38 and 414,284.95 is: 621,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,457.31 : 2,514,661.38 = 414,284.95 : x
  2. Step 2: Convert to fraction form
    1,676,457.31/2,514,661.38 = 414,284.95/x
  3. Step 3: Cross multiply
    1,676,457.31x = 2,514,661.38 × 414,284.95
  4. Step 4: Simplify right side
    1,676,457.31x = 1,041,786,364,080.23
  5. Step 5: Solve for x
    x = 1,041,786,364,080.23/1,676,457.31
  6. Step 6: Final answer
    x = 621,421.35

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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.