Home / 2,698,298.70-4,046,929.65-805,101.90

Finding the Fourth Proportional to 2,698,298.70, 4,046,929.65 and 805,101.90

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Solution

The fourth proportional to 2,698,298.70, 4,046,929.65 and 805,101.90 is: 1,207,498.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,298.70 : 4,046,929.65 = 805,101.90 : x
  2. Step 2: Convert to fraction form
    2,698,298.70/4,046,929.65 = 805,101.90/x
  3. Step 3: Cross multiply
    2,698,298.70x = 4,046,929.65 × 805,101.90
  4. Step 4: Simplify right side
    2,698,298.70x = 3,258,190,750,381.34
  5. Step 5: Solve for x
    x = 3,258,190,750,381.34/2,698,298.70
  6. Step 6: Final answer
    x = 1,207,498.17

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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.