Home / 1,574,928.60-2,364,768.90-1,258,445.40

Finding the Fourth Proportional to 1,574,928.60, 2,364,768.90 and 1,258,445.40

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Solution

The fourth proportional to 1,574,928.60, 2,364,768.90 and 1,258,445.40 is: 1,889,566.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,928.60 : 2,364,768.90 = 1,258,445.40 : x
  2. Step 2: Convert to fraction form
    1,574,928.60/2,364,768.90 = 1,258,445.40/x
  3. Step 3: Cross multiply
    1,574,928.60x = 2,364,768.90 × 1,258,445.40
  4. Step 4: Simplify right side
    1,574,928.60x = 2,975,932,544,268.06
  5. Step 5: Solve for x
    x = 2,975,932,544,268.06/1,574,928.60
  6. Step 6: Final answer
    x = 1,889,566.64

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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.