Home / 1,161,030.86-1,602,275.76-644,787.02

Finding the Fourth Proportional to 1,161,030.86, 1,602,275.76 and 644,787.02

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Solution

The fourth proportional to 1,161,030.86, 1,602,275.76 and 644,787.02 is: 889,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,030.86 : 1,602,275.76 = 644,787.02 : x
  2. Step 2: Convert to fraction form
    1,161,030.86/1,602,275.76 = 644,787.02/x
  3. Step 3: Cross multiply
    1,161,030.86x = 1,602,275.76 × 644,787.02
  4. Step 4: Simplify right side
    1,161,030.86x = 1,033,126,604,497.26
  5. Step 5: Solve for x
    x = 1,033,126,604,497.26/1,161,030.86
  6. Step 6: Final answer
    x = 889,835.61

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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.