Home / 1,897,678.50-2,845,832.40-760,700.94

Finding the Fourth Proportional to 1,897,678.50, 2,845,832.40 and 760,700.94

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Solution

The fourth proportional to 1,897,678.50, 2,845,832.40 and 760,700.94 is: 1,140,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,678.50 : 2,845,832.40 = 760,700.94 : x
  2. Step 2: Convert to fraction form
    1,897,678.50/2,845,832.40 = 760,700.94/x
  3. Step 3: Cross multiply
    1,897,678.50x = 2,845,832.40 × 760,700.94
  4. Step 4: Simplify right side
    1,897,678.50x = 2,164,827,381,762.46
  5. Step 5: Solve for x
    x = 2,164,827,381,762.46/1,897,678.50
  6. Step 6: Final answer
    x = 1,140,776.68

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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.