Home / 1,657,855.86-2,486,641.33-1,009,263.70

Finding the Fourth Proportional to 1,657,855.86, 2,486,641.33 and 1,009,263.70

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Solution

The fourth proportional to 1,657,855.86, 2,486,641.33 and 1,009,263.70 is: 1,513,808.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,855.86 : 2,486,641.33 = 1,009,263.70 : x
  2. Step 2: Convert to fraction form
    1,657,855.86/2,486,641.33 = 1,009,263.70/x
  3. Step 3: Cross multiply
    1,657,855.86x = 2,486,641.33 × 1,009,263.70
  4. Step 4: Simplify right side
    1,657,855.86x = 2,509,676,824,242.40
  5. Step 5: Solve for x
    x = 2,509,676,824,242.40/1,657,855.86
  6. Step 6: Final answer
    x = 1,513,808.82

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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.