Home / 1,487,795.04-2,053,155.60-808,736.40

Finding the Fourth Proportional to 1,487,795.04, 2,053,155.60 and 808,736.40

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Solution

The fourth proportional to 1,487,795.04, 2,053,155.60 and 808,736.40 is: 1,116,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,795.04 : 2,053,155.60 = 808,736.40 : x
  2. Step 2: Convert to fraction form
    1,487,795.04/2,053,155.60 = 808,736.40/x
  3. Step 3: Cross multiply
    1,487,795.04x = 2,053,155.60 × 808,736.40
  4. Step 4: Simplify right side
    1,487,795.04x = 1,660,461,668,583.84
  5. Step 5: Solve for x
    x = 1,660,461,668,583.84/1,487,795.04
  6. Step 6: Final answer
    x = 1,116,055.39

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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.