Home / 1,275,504.57-1,913,492.30-527,608.89

Finding the Fourth Proportional to 1,275,504.57, 1,913,492.30 and 527,608.89

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Solution

The fourth proportional to 1,275,504.57, 1,913,492.30 and 527,608.89 is: 791,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,504.57 : 1,913,492.30 = 527,608.89 : x
  2. Step 2: Convert to fraction form
    1,275,504.57/1,913,492.30 = 527,608.89/x
  3. Step 3: Cross multiply
    1,275,504.57x = 1,913,492.30 × 527,608.89
  4. Step 4: Simplify right side
    1,275,504.57x = 1,009,575,545,788.50
  5. Step 5: Solve for x
    x = 1,009,575,545,788.50/1,275,504.57
  6. Step 6: Final answer
    x = 791,510.72

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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.