Home / 1,528,091.16-2,292,113.16-390,843.30

Finding the Fourth Proportional to 1,528,091.16, 2,292,113.16 and 390,843.30

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Solution

The fourth proportional to 1,528,091.16, 2,292,113.16 and 390,843.30 is: 586,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,091.16 : 2,292,113.16 = 390,843.30 : x
  2. Step 2: Convert to fraction form
    1,528,091.16/2,292,113.16 = 390,843.30/x
  3. Step 3: Cross multiply
    1,528,091.16x = 2,292,113.16 × 390,843.30
  4. Step 4: Simplify right side
    1,528,091.16x = 895,857,071,427.83
  5. Step 5: Solve for x
    x = 895,857,071,427.83/1,528,091.16
  6. Step 6: Final answer
    x = 586,258.92

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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.