Home / 1,110,279.94-1,665,384.06-470,412.74

Finding the Fourth Proportional to 1,110,279.94, 1,665,384.06 and 470,412.74

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Solution

The fourth proportional to 1,110,279.94, 1,665,384.06 and 470,412.74 is: 705,603.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,279.94 : 1,665,384.06 = 470,412.74 : x
  2. Step 2: Convert to fraction form
    1,110,279.94/1,665,384.06 = 470,412.74/x
  3. Step 3: Cross multiply
    1,110,279.94x = 1,665,384.06 × 470,412.74
  4. Step 4: Simplify right side
    1,110,279.94x = 783,417,878,816.93
  5. Step 5: Solve for x
    x = 783,417,878,816.93/1,110,279.94
  6. Step 6: Final answer
    x = 705,603.92

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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.