Home / 2,122,516.91-2,929,125.95-1,155,700.20

Finding the Fourth Proportional to 2,122,516.91, 2,929,125.95 and 1,155,700.20

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Solution

The fourth proportional to 2,122,516.91, 2,929,125.95 and 1,155,700.20 is: 1,594,894.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,516.91 : 2,929,125.95 = 1,155,700.20 : x
  2. Step 2: Convert to fraction form
    2,122,516.91/2,929,125.95 = 1,155,700.20/x
  3. Step 3: Cross multiply
    2,122,516.91x = 2,929,125.95 × 1,155,700.20
  4. Step 4: Simplify right side
    2,122,516.91x = 3,385,191,455,779.79
  5. Step 5: Solve for x
    x = 3,385,191,455,779.79/2,122,516.91
  6. Step 6: Final answer
    x = 1,594,894.93

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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.