Home / 1,709,901.80-2,564,852.70-1,637,095.40

Finding the Fourth Proportional to 1,709,901.80, 2,564,852.70 and 1,637,095.40

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Solution

The fourth proportional to 1,709,901.80, 2,564,852.70 and 1,637,095.40 is: 2,455,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,901.80 : 2,564,852.70 = 1,637,095.40 : x
  2. Step 2: Convert to fraction form
    1,709,901.80/2,564,852.70 = 1,637,095.40/x
  3. Step 3: Cross multiply
    1,709,901.80x = 2,564,852.70 × 1,637,095.40
  4. Step 4: Simplify right side
    1,709,901.80x = 4,198,908,556,847.58
  5. Step 5: Solve for x
    x = 4,198,908,556,847.58/1,709,901.80
  6. Step 6: Final answer
    x = 2,455,643.10

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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.