Home / 1,213,970.92-1,675,271.68-662,684.40

Finding the Fourth Proportional to 1,213,970.92, 1,675,271.68 and 662,684.40

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Solution

The fourth proportional to 1,213,970.92, 1,675,271.68 and 662,684.40 is: 914,500.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,970.92 : 1,675,271.68 = 662,684.40 : x
  2. Step 2: Convert to fraction form
    1,213,970.92/1,675,271.68 = 662,684.40/x
  3. Step 3: Cross multiply
    1,213,970.92x = 1,675,271.68 × 662,684.40
  4. Step 4: Simplify right side
    1,213,970.92x = 1,110,176,408,097.79
  5. Step 5: Solve for x
    x = 1,110,176,408,097.79/1,213,970.92
  6. Step 6: Final answer
    x = 914,500.00

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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.