Home / 1,374,260.48-1,896,530.13-830,291.16

Finding the Fourth Proportional to 1,374,260.48, 1,896,530.13 and 830,291.16

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Solution

The fourth proportional to 1,374,260.48, 1,896,530.13 and 830,291.16 is: 1,145,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,260.48 : 1,896,530.13 = 830,291.16 : x
  2. Step 2: Convert to fraction form
    1,374,260.48/1,896,530.13 = 830,291.16/x
  3. Step 3: Cross multiply
    1,374,260.48x = 1,896,530.13 × 830,291.16
  4. Step 4: Simplify right side
    1,374,260.48x = 1,574,672,201,612.65
  5. Step 5: Solve for x
    x = 1,574,672,201,612.65/1,374,260.48
  6. Step 6: Final answer
    x = 1,145,832.42

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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.