Home / 1,258,173.13-1,736,328.08-714,359.51

Finding the Fourth Proportional to 1,258,173.13, 1,736,328.08 and 714,359.51

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Solution

The fourth proportional to 1,258,173.13, 1,736,328.08 and 714,359.51 is: 985,844.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,173.13 : 1,736,328.08 = 714,359.51 : x
  2. Step 2: Convert to fraction form
    1,258,173.13/1,736,328.08 = 714,359.51/x
  3. Step 3: Cross multiply
    1,258,173.13x = 1,736,328.08 × 714,359.51
  4. Step 4: Simplify right side
    1,258,173.13x = 1,240,362,482,554.76
  5. Step 5: Solve for x
    x = 1,240,362,482,554.76/1,258,173.13
  6. Step 6: Final answer
    x = 985,844.04

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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.