Home / 1,756,865.90-2,424,374.28-971,884.91

Finding the Fourth Proportional to 1,756,865.90, 2,424,374.28 and 971,884.91

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Solution

The fourth proportional to 1,756,865.90, 2,424,374.28 and 971,884.91 is: 1,341,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,865.90 : 2,424,374.28 = 971,884.91 : x
  2. Step 2: Convert to fraction form
    1,756,865.90/2,424,374.28 = 971,884.91/x
  3. Step 3: Cross multiply
    1,756,865.90x = 2,424,374.28 × 971,884.91
  4. Step 4: Simplify right side
    1,756,865.90x = 2,356,212,778,924.11
  5. Step 5: Solve for x
    x = 2,356,212,778,924.11/1,756,865.90
  6. Step 6: Final answer
    x = 1,341,145.49

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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.