Home / 1,155,301.07-1,594,192.73-638,972.93

Finding the Fourth Proportional to 1,155,301.07, 1,594,192.73 and 638,972.93

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Solution

The fourth proportional to 1,155,301.07, 1,594,192.73 and 638,972.93 is: 881,714.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,301.07 : 1,594,192.73 = 638,972.93 : x
  2. Step 2: Convert to fraction form
    1,155,301.07/1,594,192.73 = 638,972.93/x
  3. Step 3: Cross multiply
    1,155,301.07x = 1,594,192.73 × 638,972.93
  4. Step 4: Simplify right side
    1,155,301.07x = 1,018,645,988,506.97
  5. Step 5: Solve for x
    x = 1,018,645,988,506.97/1,155,301.07
  6. Step 6: Final answer
    x = 881,714.75

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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.