Home / 1,657,323.32-2,486,038.45-459,257.18

Finding the Fourth Proportional to 1,657,323.32, 2,486,038.45 and 459,257.18

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Solution

The fourth proportional to 1,657,323.32, 2,486,038.45 and 459,257.18 is: 688,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,323.32 : 2,486,038.45 = 459,257.18 : x
  2. Step 2: Convert to fraction form
    1,657,323.32/2,486,038.45 = 459,257.18/x
  3. Step 3: Cross multiply
    1,657,323.32x = 2,486,038.45 × 459,257.18
  4. Step 4: Simplify right side
    1,657,323.32x = 1,141,731,012,985.52
  5. Step 5: Solve for x
    x = 1,141,731,012,985.52/1,657,323.32
  6. Step 6: Final answer
    x = 688,900.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.