Home / 3,439,419.12-4,746,594.72-1,911,623.04

Finding the Fourth Proportional to 3,439,419.12, 4,746,594.72 and 1,911,623.04

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Solution

The fourth proportional to 3,439,419.12, 4,746,594.72 and 1,911,623.04 is: 2,638,148.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,419.12 : 4,746,594.72 = 1,911,623.04 : x
  2. Step 2: Convert to fraction form
    3,439,419.12/4,746,594.72 = 1,911,623.04/x
  3. Step 3: Cross multiply
    3,439,419.12x = 4,746,594.72 × 1,911,623.04
  4. Step 4: Simplify right side
    3,439,419.12x = 9,073,699,828,294.35
  5. Step 5: Solve for x
    x = 9,073,699,828,294.35/3,439,419.12
  6. Step 6: Final answer
    x = 2,638,148.92

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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.