Home / 1,430,555.28-1,973,345.28-893,078.16

Finding the Fourth Proportional to 1,430,555.28, 1,973,345.28 and 893,078.16

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Solution

The fourth proportional to 1,430,555.28, 1,973,345.28 and 893,078.16 is: 1,231,935.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,555.28 : 1,973,345.28 = 893,078.16 : x
  2. Step 2: Convert to fraction form
    1,430,555.28/1,973,345.28 = 893,078.16/x
  3. Step 3: Cross multiply
    1,430,555.28x = 1,973,345.28 × 893,078.16
  4. Step 4: Simplify right side
    1,430,555.28x = 1,762,351,571,707.09
  5. Step 5: Solve for x
    x = 1,762,351,571,707.09/1,430,555.28
  6. Step 6: Final answer
    x = 1,231,935.32

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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.