Home / 1,492,318.80-2,237,657.40-1,019,538

Finding the Fourth Proportional to 1,492,318.80, 2,237,657.40 and 1,019,538

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Solution

The fourth proportional to 1,492,318.80, 2,237,657.40 and 1,019,538 is: 1,528,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,318.80 : 2,237,657.40 = 1,019,538 : x
  2. Step 2: Convert to fraction form
    1,492,318.80/2,237,657.40 = 1,019,538/x
  3. Step 3: Cross multiply
    1,492,318.80x = 2,237,657.40 × 1,019,538
  4. Step 4: Simplify right side
    1,492,318.80x = 2,281,376,750,281.20
  5. Step 5: Solve for x
    x = 2,281,376,750,281.20/1,492,318.80
  6. Step 6: Final answer
    x = 1,528,746.24

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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.