Home / 2,985,897.48-4,119,237.90-1,897,585.80

Finding the Fourth Proportional to 2,985,897.48, 4,119,237.90 and 1,897,585.80

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Solution

The fourth proportional to 2,985,897.48, 4,119,237.90 and 1,897,585.80 is: 2,617,841.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,897.48 : 4,119,237.90 = 1,897,585.80 : x
  2. Step 2: Convert to fraction form
    2,985,897.48/4,119,237.90 = 1,897,585.80/x
  3. Step 3: Cross multiply
    2,985,897.48x = 4,119,237.90 × 1,897,585.80
  4. Step 4: Simplify right side
    2,985,897.48x = 7,816,607,345,861.82
  5. Step 5: Solve for x
    x = 7,816,607,345,861.82/2,985,897.48
  6. Step 6: Final answer
    x = 2,617,841.84

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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.