Home / 1,676,310.40-2,514,465.60-1,207,417.60

Finding the Fourth Proportional to 1,676,310.40, 2,514,465.60 and 1,207,417.60

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Solution

The fourth proportional to 1,676,310.40, 2,514,465.60 and 1,207,417.60 is: 1,811,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,310.40 : 2,514,465.60 = 1,207,417.60 : x
  2. Step 2: Convert to fraction form
    1,676,310.40/2,514,465.60 = 1,207,417.60/x
  3. Step 3: Cross multiply
    1,676,310.40x = 2,514,465.60 × 1,207,417.60
  4. Step 4: Simplify right side
    1,676,310.40x = 3,036,010,020,034.56
  5. Step 5: Solve for x
    x = 3,036,010,020,034.56/1,676,310.40
  6. Step 6: Final answer
    x = 1,811,126.40

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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.