Home / 1,429,513.50-2,142,608.60-530,381.72

Finding the Fourth Proportional to 1,429,513.50, 2,142,608.60 and 530,381.72

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Solution

The fourth proportional to 1,429,513.50, 2,142,608.60 and 530,381.72 is: 794,956.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,513.50 : 2,142,608.60 = 530,381.72 : x
  2. Step 2: Convert to fraction form
    1,429,513.50/2,142,608.60 = 530,381.72/x
  3. Step 3: Cross multiply
    1,429,513.50x = 2,142,608.60 × 530,381.72
  4. Step 4: Simplify right side
    1,429,513.50x = 1,136,400,434,554.79
  5. Step 5: Solve for x
    x = 1,136,400,434,554.79/1,429,513.50
  6. Step 6: Final answer
    x = 794,956.07

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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.