Home / 1,528,956.20-2,290,280.70-895,951.40

Finding the Fourth Proportional to 1,528,956.20, 2,290,280.70 and 895,951.40

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Solution

The fourth proportional to 1,528,956.20, 2,290,280.70 and 895,951.40 is: 1,342,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,956.20 : 2,290,280.70 = 895,951.40 : x
  2. Step 2: Convert to fraction form
    1,528,956.20/2,290,280.70 = 895,951.40/x
  3. Step 3: Cross multiply
    1,528,956.20x = 2,290,280.70 × 895,951.40
  4. Step 4: Simplify right side
    1,528,956.20x = 2,051,980,199,557.98
  5. Step 5: Solve for x
    x = 2,051,980,199,557.98/1,528,956.20
  6. Step 6: Final answer
    x = 1,342,079.13

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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.