Home / 1,001,807.52-1,382,636.08-619,957.28

Finding the Fourth Proportional to 1,001,807.52, 1,382,636.08 and 619,957.28

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Solution

The fourth proportional to 1,001,807.52, 1,382,636.08 and 619,957.28 is: 855,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,807.52 : 1,382,636.08 = 619,957.28 : x
  2. Step 2: Convert to fraction form
    1,001,807.52/1,382,636.08 = 619,957.28/x
  3. Step 3: Cross multiply
    1,001,807.52x = 1,382,636.08 × 619,957.28
  4. Step 4: Simplify right side
    1,001,807.52x = 857,175,303,386.66
  5. Step 5: Solve for x
    x = 857,175,303,386.66/1,001,807.52
  6. Step 6: Final answer
    x = 855,628.74

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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.