Home / 1,402,364.50-1,934,941.70-885,497.11

Finding the Fourth Proportional to 1,402,364.50, 1,934,941.70 and 885,497.11

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Solution

The fourth proportional to 1,402,364.50, 1,934,941.70 and 885,497.11 is: 1,221,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,364.50 : 1,934,941.70 = 885,497.11 : x
  2. Step 2: Convert to fraction form
    1,402,364.50/1,934,941.70 = 885,497.11/x
  3. Step 3: Cross multiply
    1,402,364.50x = 1,934,941.70 × 885,497.11
  4. Step 4: Simplify right side
    1,402,364.50x = 1,713,385,280,744.88
  5. Step 5: Solve for x
    x = 1,713,385,280,744.88/1,402,364.50
  6. Step 6: Final answer
    x = 1,221,783.13

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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.