Home / 1,570,603.07-2,355,623.93-417,855.87

Finding the Fourth Proportional to 1,570,603.07, 2,355,623.93 and 417,855.87

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Solution

The fourth proportional to 1,570,603.07, 2,355,623.93 and 417,855.87 is: 626,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,603.07 : 2,355,623.93 = 417,855.87 : x
  2. Step 2: Convert to fraction form
    1,570,603.07/2,355,623.93 = 417,855.87/x
  3. Step 3: Cross multiply
    1,570,603.07x = 2,355,623.93 × 417,855.87
  4. Step 4: Simplify right side
    1,570,603.07x = 984,311,287,707.61
  5. Step 5: Solve for x
    x = 984,311,287,707.61/1,570,603.07
  6. Step 6: Final answer
    x = 626,709.13

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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.