Home / 1,506,790.71-2,079,917.06-997,657.11

Finding the Fourth Proportional to 1,506,790.71, 2,079,917.06 and 997,657.11

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Solution

The fourth proportional to 1,506,790.71, 2,079,917.06 and 997,657.11 is: 1,377,128.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,790.71 : 2,079,917.06 = 997,657.11 : x
  2. Step 2: Convert to fraction form
    1,506,790.71/2,079,917.06 = 997,657.11/x
  3. Step 3: Cross multiply
    1,506,790.71x = 2,079,917.06 × 997,657.11
  4. Step 4: Simplify right side
    1,506,790.71x = 2,075,044,038,131.01
  5. Step 5: Solve for x
    x = 2,075,044,038,131.01/1,506,790.71
  6. Step 6: Final answer
    x = 1,377,128.24

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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.