Home / 1,075,712.72-1,484,518.92-592,313.36

Finding the Fourth Proportional to 1,075,712.72, 1,484,518.92 and 592,313.36

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Solution

The fourth proportional to 1,075,712.72, 1,484,518.92 and 592,313.36 is: 817,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,712.72 : 1,484,518.92 = 592,313.36 : x
  2. Step 2: Convert to fraction form
    1,075,712.72/1,484,518.92 = 592,313.36/x
  3. Step 3: Cross multiply
    1,075,712.72x = 1,484,518.92 × 592,313.36
  4. Step 4: Simplify right side
    1,075,712.72x = 879,300,389,488.77
  5. Step 5: Solve for x
    x = 879,300,389,488.77/1,075,712.72
  6. Step 6: Final answer
    x = 817,411.91

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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.