Home / 1,630,508.40-2,442,810.15-1,394,312.40

Finding the Fourth Proportional to 1,630,508.40, 2,442,810.15 and 1,394,312.40

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Solution

The fourth proportional to 1,630,508.40, 2,442,810.15 and 1,394,312.40 is: 2,088,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,508.40 : 2,442,810.15 = 1,394,312.40 : x
  2. Step 2: Convert to fraction form
    1,630,508.40/2,442,810.15 = 1,394,312.40/x
  3. Step 3: Cross multiply
    1,630,508.40x = 2,442,810.15 × 1,394,312.40
  4. Step 4: Simplify right side
    1,630,508.40x = 3,406,040,482,990.86
  5. Step 5: Solve for x
    x = 3,406,040,482,990.86/1,630,508.40
  6. Step 6: Final answer
    x = 2,088,943.84

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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.