Home / 1,355,904.80-2,034,663.60-514,541.60

Finding the Fourth Proportional to 1,355,904.80, 2,034,663.60 and 514,541.60

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Solution

The fourth proportional to 1,355,904.80, 2,034,663.60 and 514,541.60 is: 772,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,904.80 : 2,034,663.60 = 514,541.60 : x
  2. Step 2: Convert to fraction form
    1,355,904.80/2,034,663.60 = 514,541.60/x
  3. Step 3: Cross multiply
    1,355,904.80x = 2,034,663.60 × 514,541.60
  4. Step 4: Simplify right side
    1,355,904.80x = 1,046,919,064,205.76
  5. Step 5: Solve for x
    x = 1,046,919,064,205.76/1,355,904.80
  6. Step 6: Final answer
    x = 772,118.41

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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.