Home / 1,859,143.84-2,567,956.98-1,533,636.40

Finding the Fourth Proportional to 1,859,143.84, 2,567,956.98 and 1,533,636.40

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Solution

The fourth proportional to 1,859,143.84, 2,567,956.98 and 1,533,636.40 is: 2,118,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,143.84 : 2,567,956.98 = 1,533,636.40 : x
  2. Step 2: Convert to fraction form
    1,859,143.84/2,567,956.98 = 1,533,636.40/x
  3. Step 3: Cross multiply
    1,859,143.84x = 2,567,956.98 × 1,533,636.40
  4. Step 4: Simplify right side
    1,859,143.84x = 3,938,312,298,162.07
  5. Step 5: Solve for x
    x = 3,938,312,298,162.07/1,859,143.84
  6. Step 6: Final answer
    x = 2,118,347.28

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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.