Home / 1,035,545.72-1,428,710.60-605,521.37

Finding the Fourth Proportional to 1,035,545.72, 1,428,710.60 and 605,521.37

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Solution

The fourth proportional to 1,035,545.72, 1,428,710.60 and 605,521.37 is: 835,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,545.72 : 1,428,710.60 = 605,521.37 : x
  2. Step 2: Convert to fraction form
    1,035,545.72/1,428,710.60 = 605,521.37/x
  3. Step 3: Cross multiply
    1,035,545.72x = 1,428,710.60 × 605,521.37
  4. Step 4: Simplify right side
    1,035,545.72x = 865,114,804,931.10
  5. Step 5: Solve for x
    x = 865,114,804,931.10/1,035,545.72
  6. Step 6: Final answer
    x = 835,419.23

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1.5x scale

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.