Home / 1,125,705.66-1,553,474.13-609,459.45

Finding the Fourth Proportional to 1,125,705.66, 1,553,474.13 and 609,459.45

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Solution

The fourth proportional to 1,125,705.66, 1,553,474.13 and 609,459.45 is: 841,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,705.66 : 1,553,474.13 = 609,459.45 : x
  2. Step 2: Convert to fraction form
    1,125,705.66/1,553,474.13 = 609,459.45/x
  3. Step 3: Cross multiply
    1,125,705.66x = 1,553,474.13 × 609,459.45
  4. Step 4: Simplify right side
    1,125,705.66x = 946,779,488,859.03
  5. Step 5: Solve for x
    x = 946,779,488,859.03/1,125,705.66
  6. Step 6: Final answer
    x = 841,054.21

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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.