Home / 1,762,269.40-2,643,404.10-1,671,290.20

Finding the Fourth Proportional to 1,762,269.40, 2,643,404.10 and 1,671,290.20

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Solution

The fourth proportional to 1,762,269.40, 2,643,404.10 and 1,671,290.20 is: 2,506,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,269.40 : 2,643,404.10 = 1,671,290.20 : x
  2. Step 2: Convert to fraction form
    1,762,269.40/2,643,404.10 = 1,671,290.20/x
  3. Step 3: Cross multiply
    1,762,269.40x = 2,643,404.10 × 1,671,290.20
  4. Step 4: Simplify right side
    1,762,269.40x = 4,417,895,366,969.82
  5. Step 5: Solve for x
    x = 4,417,895,366,969.82/1,762,269.40
  6. Step 6: Final answer
    x = 2,506,935.30

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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.