Home / 1,160,124.98-1,600,948.35-643,848.89

Finding the Fourth Proportional to 1,160,124.98, 1,600,948.35 and 643,848.89

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Solution

The fourth proportional to 1,160,124.98, 1,600,948.35 and 643,848.89 is: 888,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,124.98 : 1,600,948.35 = 643,848.89 : x
  2. Step 2: Convert to fraction form
    1,160,124.98/1,600,948.35 = 643,848.89/x
  3. Step 3: Cross multiply
    1,160,124.98x = 1,600,948.35 × 643,848.89
  4. Step 4: Simplify right side
    1,160,124.98x = 1,030,768,810,090.09
  5. Step 5: Solve for x
    x = 1,030,768,810,090.09/1,160,124.98
  6. Step 6: Final answer
    x = 888,498.08

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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.