Home / 1,487,854.10-2,053,259.07-808,805.18

Finding the Fourth Proportional to 1,487,854.10, 2,053,259.07 and 808,805.18

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Solution

The fourth proportional to 1,487,854.10, 2,053,259.07 and 808,805.18 is: 1,116,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,854.10 : 2,053,259.07 = 808,805.18 : x
  2. Step 2: Convert to fraction form
    1,487,854.10/2,053,259.07 = 808,805.18/x
  3. Step 3: Cross multiply
    1,487,854.10x = 2,053,259.07 × 808,805.18
  4. Step 4: Simplify right side
    1,487,854.10x = 1,660,686,571,697.98
  5. Step 5: Solve for x
    x = 1,660,686,571,697.98/1,487,854.10
  6. Step 6: Final answer
    x = 1,116,162.24

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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.