Home / 1,230,001.02-1,697,443.56-713,715.93

Finding the Fourth Proportional to 1,230,001.02, 1,697,443.56 and 713,715.93

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Solution

The fourth proportional to 1,230,001.02, 1,697,443.56 and 713,715.93 is: 984,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,001.02 : 1,697,443.56 = 713,715.93 : x
  2. Step 2: Convert to fraction form
    1,230,001.02/1,697,443.56 = 713,715.93/x
  3. Step 3: Cross multiply
    1,230,001.02x = 1,697,443.56 × 713,715.93
  4. Step 4: Simplify right side
    1,230,001.02x = 1,211,492,509,047.91
  5. Step 5: Solve for x
    x = 1,211,492,509,047.91/1,230,001.02
  6. Step 6: Final answer
    x = 984,952.44

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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.