Home / 1,488,515.16-2,054,240.64-877,075.50

Finding the Fourth Proportional to 1,488,515.16, 2,054,240.64 and 877,075.50

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Solution

The fourth proportional to 1,488,515.16, 2,054,240.64 and 877,075.50 is: 1,210,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,515.16 : 2,054,240.64 = 877,075.50 : x
  2. Step 2: Convert to fraction form
    1,488,515.16/2,054,240.64 = 877,075.50/x
  3. Step 3: Cross multiply
    1,488,515.16x = 2,054,240.64 × 877,075.50
  4. Step 4: Simplify right side
    1,488,515.16x = 1,801,724,136,448.32
  5. Step 5: Solve for x
    x = 1,801,724,136,448.32/1,488,515.16
  6. Step 6: Final answer
    x = 1,210,417.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.