Home / 1,934,159.40-2,668,312.04-1,207,746

Finding the Fourth Proportional to 1,934,159.40, 2,668,312.04 and 1,207,746

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Solution

The fourth proportional to 1,934,159.40, 2,668,312.04 and 1,207,746 is: 1,666,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,159.40 : 2,668,312.04 = 1,207,746 : x
  2. Step 2: Convert to fraction form
    1,934,159.40/2,668,312.04 = 1,207,746/x
  3. Step 3: Cross multiply
    1,934,159.40x = 2,668,312.04 × 1,207,746
  4. Step 4: Simplify right side
    1,934,159.40x = 3,222,643,193,061.84
  5. Step 5: Solve for x
    x = 3,222,643,193,061.84/1,934,159.40
  6. Step 6: Final answer
    x = 1,666,172.49

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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.