Home / 1,136,866.69-1,569,139.80-749,751.98

Finding the Fourth Proportional to 1,136,866.69, 1,569,139.80 and 749,751.98

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Solution

The fourth proportional to 1,136,866.69, 1,569,139.80 and 749,751.98 is: 1,034,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,866.69 : 1,569,139.80 = 749,751.98 : x
  2. Step 2: Convert to fraction form
    1,136,866.69/1,569,139.80 = 749,751.98/x
  3. Step 3: Cross multiply
    1,136,866.69x = 1,569,139.80 × 749,751.98
  4. Step 4: Simplify right side
    1,136,866.69x = 1,176,465,671,946.80
  5. Step 5: Solve for x
    x = 1,176,465,671,946.80/1,136,866.69
  6. Step 6: Final answer
    x = 1,034,831.68

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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.