Home / 1,064,602.10-1,465,421.85-928,395.74

Finding the Fourth Proportional to 1,064,602.10, 1,465,421.85 and 928,395.74

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Solution

The fourth proportional to 1,064,602.10, 1,465,421.85 and 928,395.74 is: 1,277,934.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,602.10 : 1,465,421.85 = 928,395.74 : x
  2. Step 2: Convert to fraction form
    1,064,602.10/1,465,421.85 = 928,395.74/x
  3. Step 3: Cross multiply
    1,064,602.10x = 1,465,421.85 × 928,395.74
  4. Step 4: Simplify right side
    1,064,602.10x = 1,360,491,402,842.92
  5. Step 5: Solve for x
    x = 1,360,491,402,842.92/1,064,602.10
  6. Step 6: Final answer
    x = 1,277,934.17

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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.