Home / 2,913,554.40-4,369,019.40-1,115,840.40

Finding the Fourth Proportional to 2,913,554.40, 4,369,019.40 and 1,115,840.40

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Solution

The fourth proportional to 2,913,554.40, 4,369,019.40 and 1,115,840.40 is: 1,673,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,554.40 : 4,369,019.40 = 1,115,840.40 : x
  2. Step 2: Convert to fraction form
    2,913,554.40/4,369,019.40 = 1,115,840.40/x
  3. Step 3: Cross multiply
    2,913,554.40x = 4,369,019.40 × 1,115,840.40
  4. Step 4: Simplify right side
    2,913,554.40x = 4,875,128,354,903.76
  5. Step 5: Solve for x
    x = 4,875,128,354,903.76/2,913,554.40
  6. Step 6: Final answer
    x = 1,673,258.05

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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.