Home / 2,698,888.08-4,047,734.40-779,381.40

Finding the Fourth Proportional to 2,698,888.08, 4,047,734.40 and 779,381.40

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Solution

The fourth proportional to 2,698,888.08, 4,047,734.40 and 779,381.40 is: 1,168,899.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,888.08 : 4,047,734.40 = 779,381.40 : x
  2. Step 2: Convert to fraction form
    2,698,888.08/4,047,734.40 = 779,381.40/x
  3. Step 3: Cross multiply
    2,698,888.08x = 4,047,734.40 × 779,381.40
  4. Step 4: Simplify right side
    2,698,888.08x = 3,154,728,903,500.16
  5. Step 5: Solve for x
    x = 3,154,728,903,500.16/2,698,888.08
  6. Step 6: Final answer
    x = 1,168,899.49

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1.5x scale

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.