Home / 1,506,364.36-2,078,774.78-818,030.20

Finding the Fourth Proportional to 1,506,364.36, 2,078,774.78 and 818,030.20

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Solution

The fourth proportional to 1,506,364.36, 2,078,774.78 and 818,030.20 is: 1,128,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,364.36 : 2,078,774.78 = 818,030.20 : x
  2. Step 2: Convert to fraction form
    1,506,364.36/2,078,774.78 = 818,030.20/x
  3. Step 3: Cross multiply
    1,506,364.36x = 2,078,774.78 × 818,030.20
  4. Step 4: Simplify right side
    1,506,364.36x = 1,700,500,549,038.36
  5. Step 5: Solve for x
    x = 1,700,500,549,038.36/1,506,364.36
  6. Step 6: Final answer
    x = 1,128,877.31

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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.