Home / 1,346,075.31-2,018,592.64-525,312.44

Finding the Fourth Proportional to 1,346,075.31, 2,018,592.64 and 525,312.44

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Solution

The fourth proportional to 1,346,075.31, 2,018,592.64 and 525,312.44 is: 787,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,075.31 : 2,018,592.64 = 525,312.44 : x
  2. Step 2: Convert to fraction form
    1,346,075.31/2,018,592.64 = 525,312.44/x
  3. Step 3: Cross multiply
    1,346,075.31x = 2,018,592.64 × 525,312.44
  4. Step 4: Simplify right side
    1,346,075.31x = 1,060,391,812,364.92
  5. Step 5: Solve for x
    x = 1,060,391,812,364.92/1,346,075.31
  6. Step 6: Final answer
    x = 787,765.59

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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.