Home / 1,157,420.05-1,736,403.59-483,126.64

Finding the Fourth Proportional to 1,157,420.05, 1,736,403.59 and 483,126.64

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Solution

The fourth proportional to 1,157,420.05, 1,736,403.59 and 483,126.64 is: 724,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,420.05 : 1,736,403.59 = 483,126.64 : x
  2. Step 2: Convert to fraction form
    1,157,420.05/1,736,403.59 = 483,126.64/x
  3. Step 3: Cross multiply
    1,157,420.05x = 1,736,403.59 × 483,126.64
  4. Step 4: Simplify right side
    1,157,420.05x = 838,902,829,705.00
  5. Step 5: Solve for x
    x = 838,902,829,705.00/1,157,420.05
  6. Step 6: Final answer
    x = 724,804.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.