Home / 2,586,886.17-3,569,909.40-1,554,411.20

Finding the Fourth Proportional to 2,586,886.17, 3,569,909.40 and 1,554,411.20

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Solution

The fourth proportional to 2,586,886.17, 3,569,909.40 and 1,554,411.20 is: 2,145,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,886.17 : 3,569,909.40 = 1,554,411.20 : x
  2. Step 2: Convert to fraction form
    2,586,886.17/3,569,909.40 = 1,554,411.20/x
  3. Step 3: Cross multiply
    2,586,886.17x = 3,569,909.40 × 1,554,411.20
  4. Step 4: Simplify right side
    2,586,886.17x = 5,549,107,136,495.73
  5. Step 5: Solve for x
    x = 5,549,107,136,495.73/2,586,886.17
  6. Step 6: Final answer
    x = 2,145,091.35

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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.