Home / 1,435,075.07-2,152,603.97-437,803.07

Finding the Fourth Proportional to 1,435,075.07, 2,152,603.97 and 437,803.07

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Solution

The fourth proportional to 1,435,075.07, 2,152,603.97 and 437,803.07 is: 656,701.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,075.07 : 2,152,603.97 = 437,803.07 : x
  2. Step 2: Convert to fraction form
    1,435,075.07/2,152,603.97 = 437,803.07/x
  3. Step 3: Cross multiply
    1,435,075.07x = 2,152,603.97 × 437,803.07
  4. Step 4: Simplify right side
    1,435,075.07x = 942,416,624,371.17
  5. Step 5: Solve for x
    x = 942,416,624,371.17/1,435,075.07
  6. Step 6: Final answer
    x = 656,701.97

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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.