Home / 1,437,852.79-2,155,139.18-898,357.15

Finding the Fourth Proportional to 1,437,852.79, 2,155,139.18 and 898,357.15

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Solution

The fourth proportional to 1,437,852.79, 2,155,139.18 and 898,357.15 is: 1,346,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,852.79 : 2,155,139.18 = 898,357.15 : x
  2. Step 2: Convert to fraction form
    1,437,852.79/2,155,139.18 = 898,357.15/x
  3. Step 3: Cross multiply
    1,437,852.79x = 2,155,139.18 × 898,357.15
  4. Step 4: Simplify right side
    1,437,852.79x = 1,936,084,681,718.50
  5. Step 5: Solve for x
    x = 1,936,084,681,718.50/1,437,852.79
  6. Step 6: Final answer
    x = 1,346,511.06

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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.