Home / 2,853,546.40-3,937,808.80-1,564,342.72

Finding the Fourth Proportional to 2,853,546.40, 3,937,808.80 and 1,564,342.72

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Solution

The fourth proportional to 2,853,546.40, 3,937,808.80 and 1,564,342.72 is: 2,158,746.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,546.40 : 3,937,808.80 = 1,564,342.72 : x
  2. Step 2: Convert to fraction form
    2,853,546.40/3,937,808.80 = 1,564,342.72/x
  3. Step 3: Cross multiply
    2,853,546.40x = 3,937,808.80 × 1,564,342.72
  4. Step 4: Simplify right side
    2,853,546.40x = 6,160,082,529,031.94
  5. Step 5: Solve for x
    x = 6,160,082,529,031.94/2,853,546.40
  6. Step 6: Final answer
    x = 2,158,746.23

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1.5x scale

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.