Home / 1,602,734.86-2,211,774.69-877,628.53

Finding the Fourth Proportional to 1,602,734.86, 2,211,774.69 and 877,628.53

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Solution

The fourth proportional to 1,602,734.86, 2,211,774.69 and 877,628.53 is: 1,211,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,734.86 : 2,211,774.69 = 877,628.53 : x
  2. Step 2: Convert to fraction form
    1,602,734.86/2,211,774.69 = 877,628.53/x
  3. Step 3: Cross multiply
    1,602,734.86x = 2,211,774.69 × 877,628.53
  4. Step 4: Simplify right side
    1,602,734.86x = 1,941,116,569,875.91
  5. Step 5: Solve for x
    x = 1,941,116,569,875.91/1,602,734.86
  6. Step 6: Final answer
    x = 1,211,127.69

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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.