Home / 1,114,470.07-1,537,969.61-631,035.98

Finding the Fourth Proportional to 1,114,470.07, 1,537,969.61 and 631,035.98

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Solution

The fourth proportional to 1,114,470.07, 1,537,969.61 and 631,035.98 is: 870,830.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,470.07 : 1,537,969.61 = 631,035.98 : x
  2. Step 2: Convert to fraction form
    1,114,470.07/1,537,969.61 = 631,035.98/x
  3. Step 3: Cross multiply
    1,114,470.07x = 1,537,969.61 × 631,035.98
  4. Step 4: Simplify right side
    1,114,470.07x = 970,514,160,056.57
  5. Step 5: Solve for x
    x = 970,514,160,056.57/1,114,470.07
  6. Step 6: Final answer
    x = 870,830.17

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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.