Home / 1,506,012.75-2,078,312.18-826,963.83

Finding the Fourth Proportional to 1,506,012.75, 2,078,312.18 and 826,963.83

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Solution

The fourth proportional to 1,506,012.75, 2,078,312.18 and 826,963.83 is: 1,141,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,012.75 : 2,078,312.18 = 826,963.83 : x
  2. Step 2: Convert to fraction form
    1,506,012.75/2,078,312.18 = 826,963.83/x
  3. Step 3: Cross multiply
    1,506,012.75x = 2,078,312.18 × 826,963.83
  4. Step 4: Simplify right side
    1,506,012.75x = 1,718,688,996,173.63
  5. Step 5: Solve for x
    x = 1,718,688,996,173.63/1,506,012.75
  6. Step 6: Final answer
    x = 1,141,218.09

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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.