Home / 1,208,341.60-1,667,484.32-657,045.28

Finding the Fourth Proportional to 1,208,341.60, 1,667,484.32 and 657,045.28

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Solution

The fourth proportional to 1,208,341.60, 1,667,484.32 and 657,045.28 is: 906,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,341.60 : 1,667,484.32 = 657,045.28 : x
  2. Step 2: Convert to fraction form
    1,208,341.60/1,667,484.32 = 657,045.28/x
  3. Step 3: Cross multiply
    1,208,341.60x = 1,667,484.32 × 657,045.28
  4. Step 4: Simplify right side
    1,208,341.60x = 1,095,612,701,930.01
  5. Step 5: Solve for x
    x = 1,095,612,701,930.01/1,208,341.60
  6. Step 6: Final answer
    x = 906,707.76

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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.