Home / 1,224,807.30-1,837,210.95-1,091,837.70

Finding the Fourth Proportional to 1,224,807.30, 1,837,210.95 and 1,091,837.70

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Solution

The fourth proportional to 1,224,807.30, 1,837,210.95 and 1,091,837.70 is: 1,637,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,807.30 : 1,837,210.95 = 1,091,837.70 : x
  2. Step 2: Convert to fraction form
    1,224,807.30/1,837,210.95 = 1,091,837.70/x
  3. Step 3: Cross multiply
    1,224,807.30x = 1,837,210.95 × 1,091,837.70
  4. Step 4: Simplify right side
    1,224,807.30x = 2,005,936,178,062.82
  5. Step 5: Solve for x
    x = 2,005,936,178,062.82/1,224,807.30
  6. Step 6: Final answer
    x = 1,637,756.55

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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.