Home / 3,013,319.86-4,158,411.95-1,636,676.87

Finding the Fourth Proportional to 3,013,319.86, 4,158,411.95 and 1,636,676.87

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Solution

The fourth proportional to 3,013,319.86, 4,158,411.95 and 1,636,676.87 is: 2,258,630.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,319.86 : 4,158,411.95 = 1,636,676.87 : x
  2. Step 2: Convert to fraction form
    3,013,319.86/4,158,411.95 = 1,636,676.87/x
  3. Step 3: Cross multiply
    3,013,319.86x = 4,158,411.95 × 1,636,676.87
  4. Step 4: Simplify right side
    3,013,319.86x = 6,805,976,646,313.21
  5. Step 5: Solve for x
    x = 6,805,976,646,313.21/3,013,319.86
  6. Step 6: Final answer
    x = 2,258,630.67

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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.